Airsoft Cylinder Group & Compression Parts

If you're upgrading your AK-47/74 AEG, the FPS Softair ERGAL Air Nozzle with Inner O-Ring for AK-47/74 AEG is an essential part! Made from super-strong CNC-machined ERGAL, this nozzle is about as strong as AEG nozzles get, ideal for high-performance builds intended to last.

ERGAL is the trade name for 7075 aluminium alloy, known for its exceptional strength and low weight, rivalling some steels in strength while staying light as a feather by comparison. This nozzle also features an internal O-ring designed to minimise air leaks for maximum consistency and ensure the nozzle stays perfectly aligned for reliable feeding with every shot. If you need a super strong nozzle for a high-performance AK AEG build, you won't find any better than the FPS Softair ERGAL Air Nozzle with Inner O-Ring!

If you're working on a high-speed or high FPS gearbox, the FPS Softair Carbon Fibre Reinforced Tappet Plate for V3 Gearbox is essential. This hard-wearing tappet plate is constructed from carbon fibre-reinforced polymer, making it strong and flexible in equal measure. We've had superb results installing the Version 2 equivalent of this tappet plate in Bolster Armouries builds and if you seek similar performance we would wholeheartedly recommend this plate over others.

This Carbon Fibre Tappet Plate is compatible with any version 3 Airsoft gearbox, including those found in AUG, AR36, AK & S55x AEGs. Whether you're building a DMR or a beast of a high-speed setup, the FPS Softair Carbon Fibre Reinforced Tappet Plate for V3 Gearbox is the ideal upgrade to keep it feeding!

Upgrade your M4/M16 AEG. with an FPS Softair Stainless Steel Cylinder and increase its reliability and performance. The cylinder has a high strength and is resistant to fatigue with increased durability. The cylinder is made for use with version 2 or 3 gearboxes, compatible with Tokyo Marui derived designs, with barrel lengths of 301 to 400mm.

If you're working on a long-barreled AR36 AEG build, whether it's a DMR or an MG36 LMG, the FPS Softair Full Tune Up Kit for AR36 AEGs is the ideal addition to your build. This kit includes replacements for the full cylinder group, enhancing air seal, and improving longevity and overall efficiency.

The kit is optimised for inner barrels of 451-550mm in length and includes a Type F CNC Steel Cylinder, ERGAL Nozzle with O-ring, CNC Aluminium cylinder head and a CNC ERGAL Double O-ring ball-bearing advanced piston head. If you're looking for maximum efficiency and strength from your long-barreled AR36 build, you need this kit!

The VFC Tappet Plate For V2 Gearbox is designed for use with version 2 gearboxes. It is specially constructed with reinforced polymer to be strong yet flexible enough to bend slightly. The plate is extremely lightweight and is designed to be attached to the air nozzle and sector gear inside your Airsoft rifle. This process controls the feeding of BBs from the magazine into the hop-up chamber so they can be shot.

It is compatible with almost every Version 2 gearbox on the market and comes with only the tappet plate. If your primary is having issues and you need a Tappet Plate for repair, the VFC Tappet Plate For V2 Gearbox has you covered!

If you're building out your MP5/SMG-5 AEG for high performance, the FPS Softair ERGAL Air Nozzle with Inner O-Ring for MP5/SMG-5 AEG will ensure it's reliable and accurate! Made from super-strong CNC-machined ERGAL, this nozzle is about as strong as AEG nozzles get, ideal for high-performance builds intended to last.

ERGAL is the trade name for 7075 aluminium alloy, known for its exceptional strength and low weight, rivalling some steels in strength while staying light as a feather by comparison. This nozzle also features an internal O-ring designed to minimise air leaks for maximum consistency and ensure the nozzle stays perfectly aligned for reliable feeding with every shot. If you need a super strong nozzle for a beastly MP5/SMG-5 AEG build, the FPS Softair ERGAL Air Nozzle with Inner O-Ring is the way to go!

If you are planning to upgrade your Tokyo Marui NGRS system M4, this nozzle will be an asset to your build. The FPS Softair CNC ERGAL Air Seal Nozzle For TM NGRS M4/AR-15 is a vast improvement over the stock polymer air nozzle thanks to its highly robust CNC ERGAL (7075 aluminium alloy) construction and internal O-ring which should provide better air seal and a slight raise in FPS as a result.

The nozzle also comes with a pair of O-rings and has an anodised finish, providing a super smooth friction-free coating which will see your NGRS M4 working at peak efficiency.

If you're in search of a cylinder for a version 2 or version 3 gearbox, CYMA has what you need! The Type 2 Ported Cylinder for V2 & V3 Gearbox is CNC machined from steel and boasts a polished inner surface for reduced friction. Being a "Type 2" cylinder, this cylinder includes a port to bleed off excess air, ideally used with inner barrels between 270mm and 430mm in length. Compatibility-wise, this cylinder fits version 2 and version 3 gearboxes and as always, we only recommend internal parts for those who are confident working on AEG internals.

Upgrade your AEGs gearbox to improve shot consistency thanks to a better air seal. The cylinder head is constructed from CNC Ergal and is anodised with a smooth surface finish, precisely engineered so that the tolerance is not affected. Features powerful built in UREPAN bumper that absorbs the shock from the piston head.

This cylinder head is suitable for Tokyo Marui NGRS or version 9 gearbox. The hardness of the yellow rubber is 60 degrees shore, with a good balance between air seal and strength making it suitable for use in a custom DMR, as well as helping to protect the gearbox and reduce noise.

FPS Softair brings you the Polymer Piston w/Steel Tooth Rack for Marui NGRS SCAR-L/H, featuring a technopolymer body and a full rack of steel teeth for a good combination of high strength and low weight.

The loaded technopolymer assures great mechanical resistance and dimensional precision. The tooth rack was manufactured through the use of MIM (Metal Injection Moulding) technology since this production process guarantees dimensional accuracy and sturdiness equal to those of solid machining.

The metal injected is SAE 4650 steel, currently considered the best for this type of use. The sliding guides are designed to minimize friction and hold the lubricant for a long period of time, so you can be safe in the knowledge that your TM NGRS SCAR will have reliable and long-lasting functionality.

A replacement air nozzle intended for Tokyo Marui G3 based Airsoft Electric Guns constructed from polymer, an excellent spare part designed to replace damaged air nozzles with a durable replacement.

If you're running an M4 AEG and seeking a cylinder head upgrade, the SHS V2 Cylinder Head for M4/AR-15 AEGs is a fantastic affordable option. Equipped with two O-rings around is circumference to close any gaps between your cylinder and the head, this cylinder head is compatible with any version 2 gearbox equipped M4 AEG.

The cylinder head body is constructed from CNC-machined aluminium and features a rubber dampening pad on the rear designed to reduce gearbox noise by cushioning the impacts of your piston head. If you're looking to enhance air seal or build a version 2 gearbox from scratch, the SHS V2 Cylinder Head for M4/AR-15 AEGs will suit you perfectly!

This SR25 Gearbox set by CYMA is designed to fit right into most SR25 / AR25 / AR10 style Airsoft Rifles / Guns. Included is a Piston, Cylinder, Gear Set, Tappet Plate, Nozzle. This GEARBOX set does not come with the shell, internals only.

If you're building out your M14 AEG, add the SHS Reinforced Tappet Plate for Version 7 Gearbox to keep it feeding reliably! This reinforced polymer tappet plate is designed for Version 7 gearboxes, making it a sure fit in most M14 AEGs and potentially compatible with other V7 gearbox-equipped designs.

The strong polymer construction of this tappet ensures your platform feeds reliably, even at high speed or in high FPS DMR builds. If you want your M14 to last the ages, this reinforced tappet plate belongs inside!

If you're upgrading your Cybergun/VFC SCAR-H, the ERGAL Air Nozzle with Inner O-Ring for VFC SCAR-H AEG from FPS Softair is essential for reliability and accuracy! Made from super-strong CNC-machined ERGAL, this nozzle is about as strong as AEG nozzles get, ideal for high-performance builds intended to last. Compatibility-wise, this nozzle is designed specifically for the VFC-manufactured SCAR-H (sometimes branded Cybergun) and may also fit D-Boys SCAR-H AEGs, but won't work with other SCAR-H replicas.

ERGAL is the trade name for 7075 aluminium alloy, known for its exceptional strength and low weight, rivalling some steels in strength while staying light as a feather by comparison. This nozzle also features an internal O-ring designed to minimise air leaks for maximum consistency and ensure the nozzle stays perfectly aligned for reliable feeding with every shot. If you need a top-of-the-range nozzle for your VFC SCAR-H custom build, the FPS Softair ERGAL Air Nozzle with Inner O-Ring for VFC SCAR-H AEG is ideal!

Upgrade your M4/M16 AEG. with an FPS Softair Tune Up Kit and increase its reliability and performance. The high-quality O-Rings ensure that it eliminates air leak and gives you perfect air seal for maximum efficiency and power. Constructed from Ergal (Aluminium 7075), the cylinder has a high strength and is resistant to fatigue with increased durability. The cylinder head is made for use with version 2 gearboxes, compatible with Tokyo Marui derived designs, with barrel lengths of 251 to 300mm.

This tune-up kit includes:

• Cylinder (CLTC)
• Cylinder Head (TC02E)
• Air Nozzle with O-Ring for M4/M16 (SPM4E)
• Double O-Ring Ball Bearing AEG Piston Head Advanced Type (TPAVN)

If you're building a beast of a gearbox, the Lonex Aluminium Cylinder Head for V2/3 Gearbox belongs inside! This CNC aluminium cylinder head is compatible with version 2 and version 3 gearboxes and is equipped with a pair of O-rings around its circumference intended to close the gap between the cylinder and head for maximum air efficiency.

Its robust CNC aluminium construction pairs perfectly with the shock-absorbing rubber pad pre-installed on the rear of the cylinder head, reducing impact stress on the gearbox shell, piston head and cylinder head for a longer lifespan. If you're upgrading your V2 or V3 gearbox or working on a scratch build, the Lonex Aluminium Cylinder Head for V2/3 Gearbox is a fantastic choice!

If you're working on your gearbox and looking for more efficiency, the Lonex Aluminium Piston Head for V2/V3 Gearbox is ideal for your build. This piston head is constructed from CNC aluminium and is equipped with a rubber O-ring surrounding its surface to close the gap between the piston head and cylinder, ensuring every bit of air compressed by the piston is translated into downrange effect.

This piston head is compatible with version 2 and version 3 AEG gearboxes and is a handy part to have around for the techy types. Whether you're building a custom gearbox or upgrading, the Lonex Aluminium Piston Head for V2/V3 Gearbox is an essential part!

If you're after a high-performance build, then the GATE EON PROTECTOR Cylinder Head belongs inside! This CNC aluminium cylinder head is compatible with version 2 and version 3 gearboxes and is equipped with a pair of O-rings around its circumference intended to seal the gap between the cylinder and head for maximum air retention and efficiency.

Its robust CNC aluminium construction pairs perfectly with the shock-absorbing rubber pad pre-installed on the rear of the cylinder head, reducing impact stress on the gearbox shell, piston head and cylinder head for an increased AEG lifespan. If you're upgrading your V2 or V3 gearbox or building a masterpiece from the ground up, the GATE EON PROTECTOR Cylinder Head is a superb choice!

If you're looking for a strong and lightweight nozzle for your Airsoft AEG, this is worth a look! The FGATE CNC POM Sealed Nozzle with O-Ring for Airsoft AEGS is made from CNC POM polymer, a massive upgrade from the factory polymer nozzles present in most Airsoft platforms. The nozzle also includes an internal O-ring to maximise air seal, and its ultra-strong POM construction is ideal for high rates of fire or high FPS setups.

You can get a nozzle that is perfectly sized for the majority of Airsoft AEGs, including AKs, M4/M16 and SR25 rifles. So if you want to up your platform's consistency or you're looking for a replacement part, this is a great piece to pick up!

Increase your electric M4/M16s power and air efficiency with an upgrade nozzle and O-ring. With its CNC Aluminium Ergal construction with smooth anodized finish, this will make a grade enhancement over your stock nozzle to used with version 2 gearboxes.

Make sure to use pure silicone oil to lubricate your cylinder head's nozzle stem before installing this nozzle.

If you are looking for an excellent replacement piston for your AEG then look no further! The RetroArms 14.5 Steel Tooth Piston is the perfect piston upgrade. Its injection moulded carbon-reinforced polymer ensures premium quality and consistency, the fourteen-and-a-half steel teeth are highly wear-resistant and greatly extend the lifespan, and it also keeps your Airsoft rifle performing up to standards. The half-tooth allows the piston to be picked up by the gears more easily and minimises the chance of the teeth bouncing off the gear and causing internal damage.

The RetroArms 14.5 Steel Tooth Piston is great for high-performance builds and is designed for version 2 and version 3 gearboxes. Make your AEG premium with this simple upgrade piece!

Increase the power and air efficiency of your A&K M249 Series AEG with an upgraded nozzle and O-ring. With its CNC Aluminium Ergal construction and smooth anodized finish, this will drastically improve your AEG's performance compared to the standard polymer nozzle included with the A&K M249 AEG.

The included O-rings provide a far superior air seal. For the best results, make sure to use pure silicone oil to lubricate your cylinder head's nozzle stem before installing this nozzle.

For a sturdy upgrade to your AEG the FPS X-Ring is a piston head seal with a quadrilobate section, which during dynamic stresses are not subject to seal rounding.

X-Rings have less wear than O-Rings as they require less radial pre-stress which results in lower contact pressure.
A lubricant reservoir can be created between the sealing lips using silicone.

Installing this ring will optimise the sealing effect thanks to a better pressure distribution due to the square section.
The X-Ring eliminates any negative effects due to the closing line of the mould, as this is located in the groove between the two lips.

Upgrade your AEG with an FPS Softair Stainless Steel Cylinder and increase its reliability and performance. The cylinder is constructed from high-strength steel and is resistant to fatigue with increased durability. The cylinder is made for use with version 2 or 3 gearboxes, compatible with Tokyo Marui derived designs, with barrel lengths of 251 to 330mm.

Upgrade your M4/M16 AEG with an FPS Softair Stainless Steel Cylinder and increase its reliability and performance. The cylinder is extremely durable and is more resistant to the constant friction caused by the piston head. The cylinder is made for use with version 2 or 3 gearboxes, compatible with Tokyo Marui derived designs and clones, with barrel lengths of 401mm to 450mm.

A replacement or upgrade air nozzle for MP5 models of Airsoft Electric Gun, with an O-ring installed for greater air seal and efficiency.

If you have stripped your piston and need a replacement, here ya go! The KRYTAC Piston & Piston Head Assembly V2 for M4/AR-15 AEG is a replacement original parts set including a polymer piston with a 4-tooth steel rack and a polymer piston head with pre-installed O-ring. The set is designed for the Krytac Trident AEG series but is compatible with M4/AR-15 AEGs equipped with a version 2 gearbox.

Upgrade your AEGs piston head to improve air seal and increase the efficiency of airflow through the cylinder. This piston from FPS Softair has ports on the front to push out the O-ring as it moves forwards, this ensures that all of the air in the cylinder is being pushed out to propel the BB.

Constructed from CNC aluminium Ergal, which has been anodised, the piston head features a smooth precise surface. The piston head has ports on the front to push out the O-ring as it moves forwards, this ensures that all of the air in the cylinder is being pushed out to propel the BB.

The ball bearings help reduce tension created by the spring compressing and expanding, this combined with a ball bearing spring guide is the optimal set up to keep your spring in good shape.

This is the most advanced version with 6 ventilation holes for higher speed and rate of fire, double O-ring and ball-bearing. This head is designed for version 2 and 3 gearboxes but may fit other types.

FPS Softair brings you a super high quality M4 piston with a technopolymer body and a full rack of steel teeth for a good combination of high strength and low weight. This is compatible with Tokyo Marui NGRS M4 gearboxes, aka the Version 9 gearbox. Please note, this piston is not compatible with the TM NGRS SCAR-L or SCAR-H.

The loaded technopolymer assures great mechanical resistance and dimensional precision. The rack was manufactured through the use of MIM (Metal Injection Moulding) technology since this production process guarantees dimensional accuracy and sturdiness equal to those of solid machining.

Currently considered the best for this type of use, the metal injected is SAE 4650 steel. The sliding guides are designed to minimize friction and hold the lubricant for a long period of time, so you can be safe in the knowledge that your AEG will have reliable and long-lasting cycle functionality.