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From £79.99
  • Strong gas blowback recoil
  • Full metal construction
  • Front rail for attachments

Here's a pistol we all know and love. NUPROL brings us aniconic classic Airsoft replica, still widely in use today by a variety of countries for both service and recreational shooting.

A reliable gas blowback pistol, with a lightweight polymer frame and tough alloy slide, this is a go-to tried-and-true pistol for many Airsofters.

£99.99 Pack price
Normally £104.96
Save £4.97
  • RAVEN EU17 Gen.4
  • 0.25g PJ PROSLICK BBs & Loader
  • VORSK V6 Green Gas

If you are looking for a Gas Blowback Pistol but you're not sure where to start, this bundle was made with you in mind! The EU17 Complete Beginner Bundle includes the RAVEN EU17 Gen.4 finished in Pre Two-Tone Blue, PJ PROSLICK 0.25g BBs, a Speed Loader and a can of VORSK V6 Green Gas; everything you need to get started on your Airsoft adventure (other than your choice of eye protection!).

Being finished in Pre Two-Tone means you do not need UKARA or a VCRA defence to buy this set, and also that you can skip the wait times for usual Two-Toned items. Whether you are looking for a last-minute Airsoft gift or you want to get started with an Airsoft sidearm and everything you need to get shooting, this bundle will serve you well!

From £69.99
Was £89.99
Save £20.00
  • Red Dot Sight
  • Hydro-Dipped Skin
  • CO2 Conversion Parts

A Gas Blowback Pistol from NUPROL's RAVEN series which features a custom Hydro-Dipped skin, integrated Red Dot Sight, Low-Light Ironsights and a Tactical Rail Slot to offer the ultimate out-of-the-box tactical sidearm for Airsoft skirmishing.

From £69.99
Was £89.99
Save £20.00
  • Red Dot Sight
  • Hydro-Dipped Skin
  • CO2 Conversion Parts

A Gas Blowback Pistol from NUPROL's RAVEN series which features a custom Hydro-Dipped skin, integrated Red Dot Sight, Low-Light Ironsights and a Tactical Rail Slot to offer the ultimate out-of-the-box tactical sidearm for Airsoft skirmishing.

£79.99
  • Full metal construction
  • 6.03mm tightbore inner barrel
  • Pre Two-Tone finish - Available next day!

A Gas Blowback Airsoft Pistol from NUPROL, this EU-Series RAVEN series EU17 is a semi-automatic pistol which runs on green gas for added realism by simulating recoil by adding blowback to each shot. The pistol is highly customisable and supports a wide range of aftermarket attachments and upgrades allowing you to make the pistol truly your own.

If you love the comfort, reliability and compatibility of the EU-Series pistols, and want something that will stand out from the crowd, then the EU17 is a sure choice. This pistol is one of the most cost-effective sidearms you can run in Airsoft!

£74.99
Was £99.99
Save £25.00
  • Red Dot Sight
  • Threaded Barrel
  • CNC Machined Slide

A Gas Blowback Airsoft Pistol which is based on the EU Series, and offers a tonne of aftermarket features as well as a variety of colours to send you well on your way to having your own custom and unique sidearm.

From £79.99
Was £99.99
Save £20.00
  • Red Dot Sight
  • Threaded Barrel
  • CNC Machined Slide

A Gas Blowback Airsoft Pistol which is based on the EU Series, and offers a tonne of aftermarket features as well as a variety of colours to send you well on your way to having your own custom and unique sidearm.

From £119.99
  • Square Ironsights
  • CO2 Compatible
  • Textured Grip

A Gas Blowback Airsoft Pistol built by WE Europe as part of their EU-Series Pistol Range, and is a faithful replica of the real world pistol it represents. The pistol features a Semi-Automatic Gas Blowback system, meaning that a Single Round is Discharged for every Trigger Pull and also Simulates Recoil for a more realistic experience.

This is the perfect sidearm for any Airsoft player, allowing you to quickly and effectively protect yourself from any threat should your main weapon go down or the enemy engage you in a CQB Environment.

From £109.99
  • Full metal construction
  • Custom ported slide & stippled grip
  • Supplied in a hard storage case

If you're looking for a full metal sidearm with a custom aesthetic, the Delta Armory P01 Barracuda EU17 Gas Blowback Pistol is a fantastic choice. Based around Tokyo Marui's EU series internal design but rocking a stylish ported metal slide, light enhancing front iron sight and imitation hand-stippled frame, this EU17 is dressed to impress!

A sophisticated alternative to plane Jane EU17 pistols, the P01 is also equipped with a 12mm CCW female threaded barrel, ready for a thread adapter and a tracer or suppressor along with a 20mm Picatinny frame rail for your laser or tactical flashlight. The frame is the Gen.3 type, often favoured over more modern alternatives thanks to its low-profile mag release being practically immune from accidental mag drops under pressure. Inside, we are also treated to a 6.03mm tightbore inner barrel, giving an accuracy advantage straight out of the box. 

If you aren't into the boring military/police pistol look, the P01 was made with you in mind. Supplied in a hard polymer pistol case complete with internal wave foam, the Delta Armory P01 Barracuda EU17 Gas Blowback Pistol is not only superb value but shoots like a champ too!

From £109.99
  • Full metal construction
  • Custom ported slide & stippled grip
  • Supplied in a hard storage case

If you're looking for a full metal sidearm with a custom aesthetic, the Delta Armory P01 Barracuda EU17 Gas Blowback Pistol is a fantastic choice. Based around Tokyo Marui's EU series internal design but rocking a stylish ported metal slide, light enhancing front iron sight and imitation hand-stippled frame, this EU17 is dressed to impress!

A sophisticated alternative to plane Jane EU17 pistols, the P01 is also equipped with a 12mm CCW female threaded barrel, ready for a thread adapter and a tracer or suppressor along with a 20mm Picatinny frame rail for your laser or tactical flashlight. The frame is the Gen.3 type, often favoured over more modern alternatives thanks to its low-profile mag release being practically immune from accidental mag drops under pressure. Inside, we are also treated to a 6.03mm tightbore inner barrel, giving an accuracy advantage straight out of the box. 

If you aren't into the boring military/police pistol look, the P01 was made with you in mind. Supplied in a hard polymer pistol case complete with internal wave foam, the Delta Armory P01 Barracuda EU17 Gas Blowback Pistol is not only superb value but shoots like a champ too!

£109.99
  • Full metal construction
  • 6.03mm Tightbore inner barrel
  • Pre-Two Tone - No UKARA needed!

If you like your sidearm to stand out, the VORSK EU17 Vented Slide GBB Pistol; Metallic Edition should be right up your street. This full metal GBB pistol expands on the standard VORSK EU17 Solid Slide with its already impressive feature set, adding a metallic finish on the slide, thread adapter, flared magwell and controls, making it a serious head-turner. Not only that, but the finish also makes this beast VCRA compliant, meaning you don't need UKARA or a Defence to order!

The EU17 Vented Slide Metallic Edition boasts full metal construction, a 6.03mm tightbore inner barrel and a full complement of external upgrades, including a flared magazine well, suppressor height light enhancing iron sights, a threaded outer barrel and a comfortable textured frame. If you want a proven platform for an affordable price with a glamourous external makeover, the EU17 Vented Slide Metallic Edition is ideal!

£109.99
  • Full metal construction
  • 6.03mm Tightbore inner barrel
  • Pre-Two Tone - No UKARA needed!

If you like your sidearm to stand out, the VORSK EU17 Vented Slide GBB Pistol; Metallic Edition should be right up your street. This full metal GBB pistol expands on the standard VORSK EU17 Solid Slide with its already impressive feature set, adding a metallic finish on the slide, thread adapter, flared magwell and controls, making it a serious head-turner. Not only that, but the finish also makes this beast VCRA compliant, meaning you don't need UKARA or a Defence to order!

The EU17 Vented Slide Metallic Edition boasts full metal construction, a 6.03mm tightbore inner barrel and a full complement of external upgrades, including a flared magazine well, suppressor height light enhancing iron sights, a threaded outer barrel and a comfortable textured frame. If you want a proven platform for an affordable price with a glamourous external makeover, the EU17 Vented Slide Metallic Edition is ideal!

From £109.99
  • Full metal construction
  • Imitation hand-stippled frame
  • Stylish sawtooth slide serrations

If you need a full metal sidearm with custom styling and entry-level pricing, you sure are picky! Thankfully, Delta Armory has met your demands with the P05 Tiger EU17 Gas Blowback Pistol. This GBB pistol is internally based on the Tokyo Marui EU17 system, giving it an almost unlimited aftermarket of customisation and upgrade options, though it's pretty darn custom as it comes! Fitted with a stylish custom slide based on the real steel ZEV SOCOM slide, the violent-looking sawtooth serrations really make this one stand out!

Completing the customised aesthetic, the P05 is also equipped with a super-grippy imitation hand-stippled frame, a 12mm CCW female threaded barrel, ready for a thread adapter and a tracer or suppressor along with a 20mm Picatinny frame rail for your laser or tactical flashlight. The frame is the Gen.3 type, often favoured over more modern alternatives thanks to its low-profile mag release being practically immune from accidental mag drops under pressure. Inside, we are also treated to a 6.03mm tightbore inner barrel, giving an accuracy advantage straight out of the box.

Supplied in a hard polymer storage case complete with wave foam padding, the P05 is a generous package for those who like custom looks without all the fitting hassle. If you're into mean-looking pistols based on the best of the best in the real steel pistol world, the Delta Armory P05 Tiger EU17 Gas Blowback Pistol will definitely put a smile on your face!

From £109.99
  • Full metal construction
  • Imitation hand-stippled frame
  • Stylish sawtooth slide serrations

If you need a full metal sidearm with custom styling and entry-level pricing, you sure are picky! Thankfully, Delta Armory has met your demands with the P05 Tiger EU17 Gas Blowback Pistol. This GBB pistol is internally based on the Tokyo Marui EU17 system, giving it an almost unlimited aftermarket of customisation and upgrade options, though it's pretty darn custom as it comes! Fitted with a stylish custom slide based on the real steel ZEV SOCOM slide, the violent-looking sawtooth serrations really make this one stand out!

Completing the customised aesthetic, the P05 is also equipped with a super-grippy imitation hand-stippled frame, a 12mm CCW female threaded barrel, ready for a thread adapter and a tracer or suppressor along with a 20mm Picatinny frame rail for your laser or tactical flashlight. The frame is the Gen.3 type, often favoured over more modern alternatives thanks to its low-profile mag release being practically immune from accidental mag drops under pressure. Inside, we are also treated to a 6.03mm tightbore inner barrel, giving an accuracy advantage straight out of the box.

Supplied in a hard polymer storage case complete with wave foam padding, the P05 is a generous package for those who like custom looks without all the fitting hassle. If you're into mean-looking pistols based on the best of the best in the real steel pistol world, the Delta Armory P05 Tiger EU17 Gas Blowback Pistol will definitely put a smile on your face!

From £109.99
  • Full metal construction
  • Imitation hand-stippled frame
  • Stylish sawtooth slide serrations

If you need a full metal sidearm with custom styling and entry-level pricing, you sure are picky! Thankfully, Delta Armory has met your demands with the P05 Tiger EU17 Gas Blowback Pistol. This GBB pistol is internally based on the Tokyo Marui EU17 system, giving it an almost unlimited aftermarket of customisation and upgrade options, though it's pretty darn custom as it comes! Fitted with a stylish custom slide based on the real steel ZEV SOCOM slide, the violent-looking sawtooth serrations really make this one stand out!

Completing the customised aesthetic, the P05 is also equipped with a super-grippy imitation hand-stippled frame, a 12mm CCW female threaded barrel, ready for a thread adapter and a tracer or suppressor along with a 20mm Picatinny frame rail for your laser or tactical flashlight. The frame is the Gen.3 type, often favoured over more modern alternatives thanks to its low-profile mag release being practically immune from accidental mag drops under pressure. Inside, we are also treated to a 6.03mm tightbore inner barrel, giving an accuracy advantage straight out of the box.

Supplied in a hard polymer storage case complete with wave foam padding, the P05 is a generous package for those who like custom looks without all the fitting hassle. If you're into mean-looking pistols based on the best of the best in the real steel pistol world, the Delta Armory P05 Tiger EU17 Gas Blowback Pistol will definitely put a smile on your face!

From £74.99
  • Full metal construction
  • Front & rear slide serrations
  • P80-Inspired custom frame

If your sidearm tastes dictate style but you're on a tight budget, the Armorer Works VX7 Mod 3 EU17 GBB Pistol is ideal. A spicy-looking alternative to the rather bland EU17, the VX7 is dressed to impress with a stylish custom slide and ergonomic frame, all for far less money than its boring brethren!

The P80 frame is one of the most popular upgrades for real steel Glocks, offering an undercut trigger guard, extended beavertail and a full 20mm Picatinny frame rail, enhancing ergonomics and offering broader compatibility with flashlights and laser aiming modules. Up top, the unique Armorer Works slide boasts angled front and rear serrations, anti-glare texture on the top, stylish ports at the front and weight-reduction cuts for a slick, custom look. Inside the slide, the internals are WE EU-series spec, meaning an extra-large blowback unit which provides violent recoil, much heavier than most of its rivals.

If you were looking for an excuse to expand your pistol collection or you need a budget sidearm which is ready to rock, the VX7 Mod 3 EU17 GBB Pistol is a fantastic choice. With top-shelf looks at bargain-bin prices, the VX7 Mod 3 its one of the best value sidearms on the market at the moment!

From £139.99
  • Gas Blowback Pistol
  • Generation 4 Design
  • Extended Mag Release

A Gas Blowback Airsoft Pistol built by WE Europe as part of their EU-Series Pistol Range. The weapon is constructed with a lightweight and durable Polymer Lower Frame and an Alloy Slide, making it a Lightweight yet Durable sidearm.

£109.99
  • Full metal construction
  • 6.03mm Tightbore inner barrel
  • Pre-Two Tone - No need for UKARA!

If you've grown tired of boring black pistols and you want to spice up the collection, the VORSK EU17 Solid Slide Metallic Edition will do just that. Based on the original VORSK EU17 Solid Slide, an already impressive full metal GBB pistol bristling with external upgrades, the Metallic Edition adds a dazzling metallic finish to the slide, thread adapter, magazine well flare and controls. Make no mistake, this pistol pops, even before the trigger is pulled!

Inside the Metallic Edition, we are treated to the same pre-upgrades as the standard EU17 Solid slide, including a 6.03mm tightbore inner barrel and steel slide lock, giving you the edge in accuracy and reinforcing an important high-wear part straight out of the box. Whether this is your first sidearm or another for the collection, the EU17 Solid Slide Metallic Edition will be an asset thanks to its blend of proven EU series internals and exciting, unique externals!

£109.99
  • Full metal construction
  • 6.03mm Tightbore inner barrel
  • Pre-Two Tone - No need for UKARA!

If you've grown tired of boring black pistols and you want to spice up the collection, the VORSK EU17 Solid Slide Metallic Edition will do just that. Based on the original VORSK EU17 Solid Slide, an already impressive full metal GBB pistol bristling with external upgrades, the Metallic Edition adds a dazzling metallic finish to the slide, thread adapter, magazine well flare and controls. Make no mistake, this pistol pops, even before the trigger is pulled!

Inside the Metallic Edition, we are treated to the same pre-upgrades as the standard EU17 Solid slide, including a 6.03mm tightbore inner barrel and steel slide lock, giving you the edge in accuracy and reinforcing an important high-wear part straight out of the box. Whether this is your first sidearm or another for the collection, the EU17 Solid Slide Metallic Edition will be an asset thanks to its blend of proven EU series internals and exciting, unique externals!

£119.99
  • Gas Powered Recoil
  • No Waiting for Paint
  • No Defence Required

Based on the EU Series of pistols this replica is part of the VORSK EU range of pistols which are inspired by the finest and most advanced modern combat and competitive pistol designs. Built and designed with input from leading Airsoft players and manufacturers these pistols are the cream of the crop, and come in a multitude of designs with styles to suit every player's taste. This variation of the VORSK G-Series range is based on the G17 and features a vented slide, as well as being Pre-Two Tone Blue from the factory; meaning no waiting for paint to dry. It can dispatch immediately, and without a defence, provided they're available to buy.

£129.99
  • Tactical Rail Slot
  • Red Dot Sight
  • Pre-Two Tone

A Gas Blowback Airsoft Pistol from NUPROL, this EU-Series RAVEN series EU17 is a semi automatic pistol which runs on green gas for added realism by simulating recoil by adding kick to each shot. The pistol is highly customisable and supports a wide range of aftermarket attachments and upgrades allowing you to make the pistol truly your own.

This variant is the "BDS" model, fitted with a slide-mounted red dot sight straight out of the box, improving target acquisition speed and giving this militant platform an elite look. 

If you love the comfort, reliability and compatibility of the EU-Series pistols, and want something that will stand out from the crowd, then the EU17 is a sure choice. This pistol is one of the most cost-effective sidearms you can run in Airsoft!

From £74.99
Was £119.99
Save £45.00
  • Custom Slide and Frame
  • Light Enhancing Sights
  • CNC Finished Slide

Based on the EU Series of pistols this replica is part of the VORSK EU range of pistols which are inspired by the finest and most advanced modern combat and competitive pistol designs. Built and designed with input from leading Airsoft players and manufacturers these pistols are the cream of the crop, and come in a multitude of designs with styles to suit every player's taste.

From £79.99
Was £119.99
Save £40.00
  • Custom Slide and Frame
  • Light Enhancing Sights
  • CNC Finished Slide

Based on the EU Series of pistols this replica is part of the VORSK EU range of pistols which are inspired by the finest and most advanced modern combat and competitive pistol designs. Built and designed with input from leading Airsoft players and manufacturers these pistols are the cream of the crop, and come in a multitude of designs with styles to suit every player's taste.

From £109.99
  • Full metal construction
  • Ported slide & stippled grip
  • Supplied in a hard pistol case

If your pistol tastes dictate the elite look, the Delta Armory P02 EU17 Gas Blowback Pistol belongs on your belt! This full metal EU-series GBB pistol is uniquely stylish, designed to imitate real-world customised pistols designed for tactical and competitive shooting. The P02 boasts Delta's unique imitation hand-stippled frame and a super-slick SAI style slide, mimicking the "Tier One" pistol, one of the trendsetters in the world of custom EU-series pistols.

The P02 is also equipped with a 12mm CCW female threaded barrel, ready for a thread adapter and a tracer or suppressor along with a 20mm Picatinny frame rail for your laser or tactical flashlight. The frame is the Gen.3 type, often favoured over more modern alternatives thanks to its low-profile mag release being practically immune from accidental mag drops under pressure. Inside, we are also treated to a 6.03mm tightbore inner barrel, giving an accuracy advantage straight out of the box. 

If you prefer a pistol which telegraphs its customised nature discretely, the Delta Armory P02 EU17 Gas Blowback Pistol is the one for you. Supplied in a polymer hard pistol case with wave foam internals, the P02 is professional and sporty in equal measure!

From £109.99
  • Full metal construction
  • Ported slide & stippled grip
  • Supplied in a hard pistol case

If your pistol tastes dictate the elite look, the Delta Armory P02 EU17 Gas Blowback Pistol belongs on your belt! This full metal EU-series GBB pistol is uniquely stylish, designed to imitate real-world customised pistols designed for tactical and competitive shooting. The P02 boasts Delta's unique imitation hand-stippled frame and a super-slick SAI style slide, mimicking the "Tier One" pistol, one of the trendsetters in the world of custom EU-series pistols.

The P02 is also equipped with a 12mm CCW female threaded barrel, ready for a thread adapter and a tracer or suppressor along with a 20mm Picatinny frame rail for your laser or tactical flashlight. The frame is the Gen.3 type, often favoured over more modern alternatives thanks to its low-profile mag release being practically immune from accidental mag drops under pressure. Inside, we are also treated to a 6.03mm tightbore inner barrel, giving an accuracy advantage straight out of the box. 

If you prefer a pistol which telegraphs its customised nature discretely, the Delta Armory P02 EU17 Gas Blowback Pistol is the one for you. Supplied in a polymer hard pistol case with wave foam internals, the P02 is professional and sporty in equal measure!

From £109.99
  • Full metal construction
  • Ported slide & stippled grip
  • Supplied in a hard pistol case

If your pistol tastes dictate the elite look, the Delta Armory P02 EU17 Gas Blowback Pistol belongs on your belt! This full metal EU-series GBB pistol is uniquely stylish, designed to imitate real-world customised pistols designed for tactical and competitive shooting. The P02 boasts Delta's unique imitation hand-stippled frame and a super-slick SAI style slide, mimicking the "Tier One" pistol, one of the trendsetters in the world of custom EU-series pistols.

The P02 is also equipped with a 12mm CCW female threaded barrel, ready for a thread adapter and a tracer or suppressor along with a 20mm Picatinny frame rail for your laser or tactical flashlight. The frame is the Gen.3 type, often favoured over more modern alternatives thanks to its low-profile mag release being practically immune from accidental mag drops under pressure. Inside, we are also treated to a 6.03mm tightbore inner barrel, giving an accuracy advantage straight out of the box. 

If you prefer a pistol which telegraphs its customised nature discretely, the Delta Armory P02 EU17 Gas Blowback Pistol is the one for you. Supplied in a polymer hard pistol case with wave foam internals, the P02 is professional and sporty in equal measure!

From £109.99
  • Full metal construction
  • Imitation hand-stippled frame
  • Hexagonal slide serrations

If you've decided on an EU series sidearm but need something a step above the basic options, the Delta Armory P03 Hive EU17 Gas Blowback Pistol should be in your sights. This full metal EU17 platform is internally based on the Tokyo Marui design but rocking a full external style-up with hexagonal slide serrations, light-enhancing iron sights and a super-grippy imitation hand-stippled frame, giving it a look akin to high-end custom pistols popular in the United States without the painful price!

Adding to its mission-ready features, the P03 is also equipped with a 12mm CCW female threaded barrel, ready for a thread adapter and a tracer or suppressor along with a 20mm Picatinny frame rail for your laser or tactical flashlight. The frame is the Gen.3 type, often favoured over more modern alternatives thanks to its low-profile mag release being practically immune from accidental mag drops under pressure.

If you like the custom pistol aesthetic but aren't a fan of ported slides, the Delta Armory P03 EU17 Gas Blowback Pistol should suit you perfectly. With no speed holes but plenty of speedy styling, this is the sidearm for the practical-minded skirmisher not afraid to stand out!

From £109.99
  • Full metal construction
  • Imitation hand-stippled frame
  • Hexagonal slide serrations

If you've decided on an EU series sidearm but need something a step above the basic options, the Delta Armory P03 Hive EU17 Gas Blowback Pistol should be in your sights. This full metal EU17 platform is internally based on the Tokyo Marui design but rocking a full external style-up with hexagonal slide serrations, light-enhancing iron sights and a super-grippy imitation hand-stippled frame, giving it a look akin to high-end custom pistols popular in the United States without the painful price!

Adding to its mission-ready features, the P03 is also equipped with a 12mm CCW female threaded barrel, ready for a thread adapter and a tracer or suppressor along with a 20mm Picatinny frame rail for your laser or tactical flashlight. The frame is the Gen.3 type, often favoured over more modern alternatives thanks to its low-profile mag release being practically immune from accidental mag drops under pressure.

If you like the custom pistol aesthetic but aren't a fan of ported slides, the Delta Armory P03 EU17 Gas Blowback Pistol should suit you perfectly. With no speed holes but plenty of speedy styling, this is the sidearm for the practical-minded skirmisher not afraid to stand out!

From £109.99
  • Full metal construction
  • Imitation hand-stippled frame
  • Hexagonal slide serrations

If you've decided on an EU series sidearm but need something a step above the basic options, the Delta Armory P03 Hive EU17 Gas Blowback Pistol should be in your sights. This full metal EU17 platform is internally based on the Tokyo Marui design but rocking a full external style-up with hexagonal slide serrations, light-enhancing iron sights and a super-grippy imitation hand-stippled frame, giving it a look akin to high-end custom pistols popular in the United States without the painful price!

Adding to its mission-ready features, the P03 is also equipped with a 12mm CCW female threaded barrel, ready for a thread adapter and a tracer or suppressor along with a 20mm Picatinny frame rail for your laser or tactical flashlight. The frame is the Gen.3 type, often favoured over more modern alternatives thanks to its low-profile mag release being practically immune from accidental mag drops under pressure.

If you like the custom pistol aesthetic but aren't a fan of ported slides, the Delta Armory P03 EU17 Gas Blowback Pistol should suit you perfectly. With no speed holes but plenty of speedy styling, this is the sidearm for the practical-minded skirmisher not afraid to stand out!

£11.99
  • Brass construction
  • Replacement knocker valve
  • For Tokyo Marui EU17 GBB

The MEC M-Valve from PTS is designed to improve gas efficiency and speed up the cyclic rate of your Tokyo Marui EU17 GBB pistol. The valve is constructed from high strength brass with rubber O-rings and should help improve the performance of your pistol in cold weather, and speed up the cyclic rate if you have installed a heavy steel slide.