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£7.99
  • No Modification
  • For R-Hopped Guns
  • Even Bucking Contact

R-Hopping is the latest popular HOP modification for Airsoft Guns, which involves using a Flat Contact Patch on the bucking to impart perfectly even backspin on your BBs, even if imperfections are present in the BB. This style of HOP Modification usually requires a modified HOP Arm, which can lead to imperfections if the modification is not carried out perfectly. This HOP Arm is ready to drop in to any R-Hopped system and apply perfect and even pressure on the contact patch, allowing you to make the most of your upgrades. Not only this, but it will work with standard HOP Units, stopping you having to spend money on aftermarket units.

£7.99
  • No Modification
  • For R-Hopped Guns
  • Even Bucking Contact

R-Hopping is the latest popular HOP modification for Airsoft Guns, which involves using a Flat Contact Patch on the bucking to impart perfectly even backspin on your BBs, even if imperfections are present in the BB. This style of HOP Modification usually requires a modified HOP Arm, which can lead to imperfections if the modification is not carried out perfectly. This HOP Arm is ready to drop in to any R-Hopped system and apply perfect and even pressure on the contact patch, allowing you to make the most of your upgrades. Not only this, but it will work with standard HOP Units, stopping you having to spend money on aftermarket units.

£7.99
  • No Modification
  • For R-Hopped Guns
  • Even Bucking Contact

R-Hopping is the latest popular HOP modification for Airsoft Guns, which involves using a Flat Contact Patch on the bucking to impart perfectly even backspin on your BBs, even if imperfections are present in the BB. This style of HOP Modification usually requires a modified HOP Arm, which can lead to imperfections if the modification is not carried out perfectly. This HOP Arm is ready to drop in to any R-Hopped system and apply perfect and even pressure on the contact patch, allowing you to make the most of your upgrades. Not only this, but it will work with standard HOP Units, stopping you having to spend money on aftermarket units.

£7.99
  • No Modification
  • For R-Hopped Guns
  • Even Bucking Contact

R-Hopping is the latest popular HOP modification for Airsoft Guns, which involves using a Flat Contact Patch on the bucking to impart perfectly even backspin on your BBs, even if imperfections are present in the BB. This style of HOP Modification usually requires a modified HOP Arm, which can lead to imperfections if the modification is not carried out perfectly. This HOP Arm is ready to drop in to any R-Hopped system and apply perfect and even pressure on the contact patch, allowing you to make the most of your upgrades. Not only this, but it will work with standard HOP Units, stopping you having to spend money on aftermarket units.

£7.99
  • For TM based GBB pistol and WE GBBR
  • 3 HOP rubbers included
  • Hardness: 50°White/60°Red/70°Black

The HOP-up bucking combo from CowCow is a great buy if you are the type of exacting player who swaps their HOP rubber to get the best possible performance in various ambient temperatures. Included in the set are 3 HOP rubbers/buckings designed for TM based GBB pistols and WE GBBRs, and offer three different levels of hardness for different applications.

£8.95
  • For 0.40g +
  • Extra Large Patch
  • For VSR-10 / Unbridged

A 75 degree hop rubber for VSRs and unbridged barrels, designed to maximise range at a slight cost to accuracy.

£8.99
  • Improves Air Seal
  • For Standard AEGs
  • Diamond Shaped Patch

A 50 degree AEG hop rubber for standard AEG barrels and hop units, designed and manufactured to absolutely maximise range, accuracy and consistency.

£8.99
  • Improves Air Seal
  • For Standard AEGs
  • Diamond Shaped Patch

A 60 degree AEG hop rubber for standard AEG barrels and hop units, designed and manufactured to absolutely maximise range, accuracy and consistency. 

£8.99
  • 70 Degree HOP rubber
  • Great for DMR build
  • Compatible with AEG rifles/SMG/Support gun

A high-quality silicone hop rubber designed to replace the current hop rubber in your weapon. This particular hop rubber is made to be compatible with all standard AEG-type barrels and hop units.

£9.99
  • 50°/60°/70° Degrees
  • Crazy Jet Compatible
  • Increase Range & FPS

A HOP rubber for AEGs which is compatible with, and allows you to install Crazy Jet GBB inner barrels in your AEG.

£9.99
  • Replacement original part
  • Alloy HOP unit and Rubber
  • Includes adjuster and C-clip

If you are looking to replace your AK's entire HOP unit, CYMA have just the thing! Including a HOP rubber and all the parts needed to complete the HOP unit, if you have lost a tiny bit during disassembly or you just want a fresh start, the CYMA Metal Hop chamber includes everything you'll need, other than the HOP nub!

£10.99
  • VSR/GBB Pistol
  • High Quality Rubber
  • ~65 Degree Hardness

A VSR style HOP Rubber offering roughly 60 degrees of hardness, which is compatible with a range of replicas.

£15.99
  • Nub Included
  • 2 Rubbers & Nubs
  • 60 Degree Rubber

A popular upgrade over standard hop rubbers. The Red Shark version has 3 fins inside compared to the all smooth Blue variant from MAD BULL. 

£15.99
  • Sub 370fps Builds
  • 2 Rubbers & Nubs
  • 60 Degree Blue Rubber

We have stocked this particular AEG hop rubber set for years. One of our most popular, reliable and promising items you can install into your own Airsoft hop unit. 

£15.99
  • Shark H-Nubs
  • Soft & Hard Setups
  • AEG Inner Barrel Use

For the Airsofter who likes to tinker with their AEG - the two included bucking are for you to experiment between different harnesses to accomplish the ideal range and accuracy from your entire setup.

£16.00
  • For MK23 NBB
  • Install Twin Adaptor
  • Change Contact Point

This latest offering from Hadron Designs updates the design of their MK23 HOP mod which not only allows you to externally adjust the HOP without diassembly, but will let you install a twin adaptor for greater BB control.

£16.99
  • Latest HADRON TDC design
  • Essential for the ultimate sniper pistol
  • Three contact points - greater accuracy and consistency

This offering from Hadron Designs is the latest from their line of famously effective, to the point that they have become basically essential, MK23 NBB Pistol HOP modifications. This device not only allows you to externally adjust the HOP without disassembly but comes with an adaptor plate providing three adjusters which impinge on the HOP actuator to provide more consistent pressure and an even stronger and more consistent HOP effect than their previous designs.

£18.99
  • Military Grade Polymer
  • Upgrade Hop Unit
  • Highly Durable

A military grade polymer replacement for the stock Toyko Marui Airsoft MWS Gas Blowback Rifle hop-up unit designed and built by Angry Gun. This high quality part is an upgrade from the stock one and is perfect for those who are further wanting to upgrade the performance of their replica, or for those who have broken their existing part and are looking to upgrade.

£19.95
  • Easy Build & Installation
  • CNC Machined Aluminium
  • Improved Accuracy & Range

Improve your range and accuracy dramatically over your stock hop unit. Not only does the hop unit look good it performs amazingly. 

£19.99
  • For Marui M4 / M16
  • Small Amount of Flex
  • All Components Included

A high quality performance aftermarket hop up for Tokyo Marui Airsoft M4 / M16 series AEGs.

£21.50
  • Easy Build & Installation
  • CNC Machined Aluminium
  • Improved Accuracy & Range

An excellent upgrade or replacement over standard AEG AK hop units. CNC machined to an incredibly high standard you will not be disappointed. 

£22.99
  • Easy Build & Installation
  • CNC Machined Aluminium
  • Improved Accuracy & Range

An excellent upgrade or replacement over standard AEG AR36 hop units. CNC machined to an incredibly high standard you will not be disappointed. 

£24.99
  • Perfect Upgrade
  • Alloy Hop-Up Unit
  • No Loose Movement

A replacement Hop-Up unit for ASG Brand AUG, and is part of Action Sports Games Ultimate Upgrade Parts range. The Hop-Up unit is an Alloy hop up chamber, designed to be stronger than its polymer counterparts, and features a Polymer Hop-Up adjuster. 

£26.99
  • 2 x HOP Arms
  • Alloy Construction
  • Accurate Adjustments

A series of very precise and Alloy constructed HOP chambers for either M4 or AK platform replicas. Both are supplied with two types of HOP Arms.

£34.99
  • Complete replacement inner barrel, HOP unit and rubber
  • For TM and WE EU17 or 19, or Umarex VFC Glock 17 or 19 GBB pistol 
  • Improve your accuracy, consistency and range!

If you are mulling over an upgrade for your EU 17/19 or Glock 17/19 GBB you will want to check this out. Maple Leaf is well known for providing some of the best inner barrels on the market, and their HOP-up rubbers are rapidly becoming a staple due to their precise construction and innovative designs. The biggest issue with Maple Leaf is that due to the popularity of their parts it's hard to find it all in stock at the same place, at the same time! Fortunately, Maple Leaf has answered our prayers, providing this handy complete inner barrel and HOP-up upgrade kit, including a 6.02mm tightbore inner barrel, 60° MONSTER HOP bucking and a CNC machined HOP-up unit!

£34.99
  • Complete replacement inner barrel, HOP unit and rubber
  • For TM and WE EU17 or 19, or Umarex VFC Glock 17 or 19 GBB pistol 
  • Improve your accuracy, consistency and range!

If you are mulling over an upgrade for your EU 17/19 or Glock 17/19 GBB you will want to check this out. Maple Leaf is well known for providing some of the best inner barrels on the market, and their HOP-up rubbers are rapidly becoming a staple due to their precise construction and innovative designs. The biggest issue with Maple Leaf is that due to the popularity of their parts it's hard to find it all in stock at the same place, at the same time! Fortunately, Maple Leaf has answered our prayers, providing this handy complete inner barrel and HOP-up upgrade kit, including a 6.02mm tightbore inner barrel, 60° MONSTER HOP bucking and a CNC machined HOP-up unit!

£34.99
  • Complete replacement inner barrel, HOP unit and rubber
  • For TM Hi-capa 4.3 GBB pistol and clones
  • Improve your accuracy, consistency and range!

If you are mulling over an upgrade for your Hi-capa GBB you will want to check this out. Maple Leaf is well known for providing some of the best inner barrels on the market, and their HOP-up rubbers are rapidly becoming a staple due to their precise construction and innovative designs. The biggest issue with Maple Leaf is that due to the popularity of their parts it's hard to find it all in stock at the same place, at the same time! Fortunately, Maple Leaf has answered our prayers, providing this handy complete inner barrel and HOP-up upgrade kit, including a 6.02mm tightbore inner barrel, either 60° or 70° MONSTER HOP bucking and a CNC machined HOP-up unit!

£34.99
  • Complete replacement inner barrel, HOP unit and rubber
  • For TM Hi-capa 4.3 GBB pistol and clones
  • Improve your accuracy, consistency and range!

If you are mulling over an upgrade for your Hi-capa GBB you will want to check this out. Maple Leaf is well known for providing some of the best inner barrels on the market, and their HOP-up rubbers are rapidly becoming a staple due to their precise construction and innovative designs. The biggest issue with Maple Leaf is that due to the popularity of their parts it's hard to find it all in stock at the same place, at the same time! Fortunately, Maple Leaf has answered our prayers, providing this handy complete inner barrel and HOP-up upgrade kit, including a 6.02mm tightbore inner barrel, either 60° or 70° MONSTER HOP bucking and a CNC machined HOP-up unit!

£34.99
  • Complete replacement inner barrel, HOP unit and rubber
  • For TM Hi-capa 5.1 GBB pistol and clones
  • Improve your accuracy, consistency and range!

If you are mulling over an upgrade for your Hi-capa GBB you will want to check this out. Maple Leaf is well known for providing some of the best inner barrels on the market, and their HOP-up rubbers are rapidly becoming a staple due to their precise construction and innovative designs. The biggest issue with Maple Leaf is that due to the popularity of their parts it's hard to find it all in stock at the same place, at the same time! Fortunately, Maple Leaf has answered our prayers, providing this handy complete inner barrel and HOP-up upgrade kit, including a 6.02mm tightbore inner barrel, 60° or 70° MONSTER HOP bucking and a CNC machined HOP-up unit!

£34.99
  • Complete replacement inner barrel, HOP unit and rubber
  • For TM Hi-capa 5.1 GBB pistol and clones
  • Improve your accuracy, consistency and range!

If you are mulling over an upgrade for your Hi-capa GBB you will want to check this out. Maple Leaf is well known for providing some of the best inner barrels on the market, and their HOP-up rubbers are rapidly becoming a staple due to their precise construction and innovative designs. The biggest issue with Maple Leaf is that due to the popularity of their parts it's hard to find it all in stock at the same place, at the same time! Fortunately, Maple Leaf has answered our prayers, providing this handy complete inner barrel and HOP-up upgrade kit, including a 6.02mm tightbore inner barrel, 60° or 70° MONSTER HOP bucking and a CNC machined HOP-up unit!

About Our Airsoft Hop Up Units & Buckings

Looking to upgrade your Airsoft gun to attain maximum range? Our Airsoft hop-ups and buckings transform your replica’s backspin to give you the trajectory you’ve been dreaming of. 

We have a range of brands and designs to choose from. From Maple Leaf buckings to Modify rubber hop-ups, you can equip yourself with the right attachment for a clean, straight shot every time. So get ready to take out your enemies from afar with incredible accuracy from our Maple Leaf bucking, and explore options for all weather conditions. 

Maple Leaf buckings are ideal for modifying your rifle, thanks to their concave contact surface to increase backspin. For spare airsoft hop-ups to maintain your piece, you’ll find units with varied hardness levels, air seals and bucking contact. To learn more, check out our handy Airsoft Hop Up Bucking Guide.

We stock options for all types of weapons too, including Airsoft M4 hop-up units, as well as offering some of the best names in the field such as G&G Armament, Guarder Airsoft and ASG. You’ll find a range of accessories and attachments to improve the precision of your shots too, like holographic, reflex and red dot sights.