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£44.99
  • CNC Aluminium & POM construction
  • Various O-rings included
  • Rotary style adjuster - M4/AR15 AEG & HPA compatible

If you are building out your M4/AR15 AEG for maximum performance the Gate EON HOP-up unit is probably already on your list! This precise HOP-up unit is constructed from CNC machined aluminium and is a rotary style unit which applies pressure directly to the top of the HOP-up rubber/nub to minimise side-to-side deviation.

This unit is compatible with M4/AR15 AEGs and can also be used with HPA setups thanks to the included nozzle sleeve which perfectly centres the nozzle for maximum efficiency.

£44.99
  • CNC Aluminium & POM construction
  • Various O-rings included
  • Rotary style adjuster - M4/AR15 AEG & HPA compatible

If you are building out your M4/AR15 AEG for maximum performance the Gate EON HOP-up unit is probably already on your list! This precise HOP-up unit is constructed from CNC machined aluminium and is a rotary style unit which applies pressure directly to the top of the HOP-up rubber/nub to minimise side-to-side deviation.

This unit is compatible with M4/AR15 AEGs and can also be used with HPA setups thanks to the included nozzle sleeve which perfectly centres the nozzle for maximum efficiency.

£44.99
  • CNC Aluminium & POM construction
  • Various O-rings included
  • Rotary style adjuster - M4/AR15 AEG & HPA compatible

If you are building out your M4/AR15 AEG for maximum performance the Gate EON HOP-up unit is probably already on your list! This precise HOP-up unit is constructed from CNC machined aluminium and is a rotary style unit which applies pressure directly to the top of the HOP-up rubber/nub to minimise side-to-side deviation.

This unit is compatible with M4/AR15 AEGs and can also be used with HPA setups thanks to the included nozzle sleeve which perfectly centres the nozzle for maximum efficiency.

£44.99
  • CNC Aluminium & POM construction
  • Various O-rings included
  • Rotary style adjuster - M4/AR15 AEG & HPA compatible

If you are building out your M4/AR15 AEG for maximum performance the Gate EON HOP-up unit is probably already on your list! This precise HOP-up unit is constructed from CNC machined aluminium and is a rotary style unit which applies pressure directly to the top of the HOP-up rubber/nub to minimise side-to-side deviation.

This unit is compatible with M4/AR15 AEGs and can also be used with HPA setups thanks to the included nozzle sleeve which perfectly centres the nozzle for maximum efficiency.

£44.99
  • CNC Aluminium & POM construction
  • Various O-rings included
  • Rotary style adjuster - M4/AR15 AEG & HPA compatible

If you are building out your M4/AR15 AEG for maximum performance the Gate EON HOP-up unit is probably already on your list! This precise HOP-up unit is constructed from CNC machined aluminium and is a rotary style unit which applies pressure directly to the top of the HOP-up rubber/nub to minimise side-to-side deviation.

This unit is compatible with M4/AR15 AEGs and can also be used with HPA setups thanks to the included nozzle sleeve which perfectly centres the nozzle for maximum efficiency.

£11.99
  • Rubber construction - Bucking & Nub included
  • 60° Firm HOP-up rubber - Great for DMR & high FPS
  • Compatible with most Airsoft AEGs

If you are building an Airsoft DMR this enhanced HOP-up rubber set from Laylax Prometheus should be on your shopping list! Laylax Prometheus has a fantastic reputation for enhanced HOP-up buckings, providing the Purple bucking used in the Bolster Armouries ONYX AEG series thanks to Prommy's wealth of experience and pedigree. We love them, and we think you will too!

This bucking is designed for builds shooting at 350-400 FPS, putting it right in the sweet spot for DMRs. When installed, this set should improve range, enhance air seal and allow for heavier weights of ammo to be used. Compatibility-wise, this should fit the vast majority of Airsoft AEGs which use the standard TM AEG style HOP-up bucking/rubber and nub, which is almost all of them!

£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. 

£6.49
  • Wide Flat Patch
  • WE, KJW GBB & VSR
  • Various Degrees Of Hardness

Compared to the Autobot, this hop up rubber is far stronger and has a flatter shaped contact patch inside. 

£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.

£49.99
Was £79.99
Save £30.00
  • Tight Adjustment
  • Uni-body Design
  • Range Increase


This is an official aftermarket Airsoft Hop-up Unit for the ASG Scorpion Evo, made by none other than ASG themselves! This awesome unit is constructed from a single piece of CNC 'Aerospace' Aluminium, and states it will yield a 20% increase in range and accuracy. It is also said to be tailored to Flat Hop and R-Hop setups, if you have already made this modification. If you haven't done this modification, don't worry, it will still give you performance benefits.

£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. 

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

A replacement Hop-Up Unit for Airsoft AK Rifles, designed and constructed to high standards by Action Sports Games in Denmark as part of their Ultimate Upgrade Parts Range. 

£7.99
  • Great Spare Part
  • Hop and Nub Set
  • Soft Rubber Design

A replacement hop-up rubber and bucking for Airsoft AEG Hop-Up units. 

£6.49
  • Wide Flat Patch
  • WE, KWJ GBB & VSR
  • Varying Degrees Of Hardness

The external surface is ribbed to keep your inner barrel more stable inside your hop up unit with next to no play at all after you have fully re-assembled your Airsoft weapon. 

£7.99
  • Hop Rubber
  • Cold Resistant
  • Keep your AEG shooting far in winter

Replacement HOP rubber for AEGs using TM AEG hop units. This will work in the vast majority of AEG Rifles, Submachine Guns and Support Guns. Perfect to replace a torn rubber or to get ahead of the seasons and have your AEG perform well in the icy cold.

£8.95
  • For 0.4g BBs +
  • Silicon Construction
  • For VSR-10 / KJW / WE

A high quality replacement Hop up rubber, made to 70 degrees of hardness, and designed for VSRs, as well as KJW and WE Airsoft designs.

£34.99
  • Rotary HOP unit
  • Audible and tactile clicks when adjusted
  • Excellent HOP unit, one of the best around!

If you are looking to upgrade your HOP unit, in most cases these days there isn't much to gain if you already have a rotary unit in your gun. This is the exception! Krytac has taken the rotary HOP unit and added in audible and tactile clicks when you adjust, locking the unit in its set position and allowing you to adjust accurately even in low light conditions! The unit also has engraved numerical setting indicators around the adjuster, allowing you to keep track of which setting works best with which BB weight, avoiding the trail and error! This package also includes a KRYTAC HOP rubber.

£7.99
  • Wide Flat Patch
  • 50 Degees Of Hardness
  • For Marui Style AEG Barrels

A high quality 50 Degree silicone hop rubber designed to replace the current hop rubber in you weapon. This particular hop rubber is made to be compatible with all standard AEG type barrels and hop units.

£10.99
  • Rubber construction
  • Available in various hardness degrees
  • For standard AEG HOP-up chamber

Maple Leaf has quickly risen to become the market leader in HOP-up rubbers and inner barrels, and the Maple Leaf Macaron bucking is no exception. The design of the Macaron bucking features a narrower entrance to help the BB feed in a consistent spot with each cycle, and a contact patch with a refined shape intended to provide more consistent lift across the entire upper surface of the BB for greater accuracy than standard HOP buckings.

£10.99
  • Rubber construction
  • Available in various hardness degrees
  • For standard AEG HOP-up chamber

Maple Leaf has quickly risen to become the market leader in HOP-up rubbers and inner barrels, and the Maple Leaf Macaron bucking is no exception. The design of the Macaron bucking features a narrower entrance to help the BB feed in a consistent spot with each cycle, and a contact patch with a refined shape intended to provide more consistent lift across the entire upper surface of the BB for greater accuracy than standard HOP buckings.

£6.99
  • 5 Clips Per Pack
  • Fits Mix Of Hop Units
  • Can Be Shaped With Knife

ASG Ultimate barrel locking clips are sold at 5 per pack. Ideal replacement for any loose or fragile barrel clips. 

£8.49
  • 50 Degrees
  • Silicon Construction
  • For VSR-10 / KJW / WE 

A high quality replacement Hop up rubber, made to 50 degrees of hardness, and designed for VSRs, as well as KJW and WE Airsoft designs.

£59.99
  • For WE / TM / VFC
  • Pre-Built Hop-Up
  • Drop in kit

A pre-built drop in hop-up unit and barrel set up built by Maple Leaf with their best parts already included in it. The kit can be dropped into any WE,  Tokyo Marui, or VFC EU-Series gas blowback Airsoft pistol for instant results. The set includes an alloy Hop-Up unit, 60 Degree hop-up rubber and Crazy Jet Inner barrel for high performance and improved accuracy. This is perfect for those who are looking to upgrade their pistol with minimum effort.

£7.99
  • PTS MEC Enhanced internal series
  • 2x Enhanced HOP rubbers/buckings
  • Two contact surfaces for improved consistency

The MEC HOP rubber/bucking is precision moulded and has a slightly narrower inner diameter at the entrance and extra coverage for the top of the barrel cut area for a vastly improved air seal. This HOP rubber provides two points of contact with the bb with equal pressure on either side, improving effective range and consistency.

£7.99
  • Wide Flat Patch
  • 60 Degees Of Hardness
  • For Marui Style AEG Barrels

A high quality 60 Degree silicone hop rubber designed to replace the current hop rubber in you weapon. This particular hop rubber is made to be compatible with all standard AEG type barrels and hop units.

£8.49
  • 50 Degrees
  • Extra Large Patch
  • For VSR-10 / Unbridged

A 50 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.

£10.99
  • For 0.40g +
  • Extra Large Patch
  • For VSR-10 / Unbridged

A 70 degree hop rubber for VSRs and unbridged barrels, designed to maximise range at a slight cost to accuracy. 

£7.99
  • Replacement original part
  • For Novritsch SSP1 & SSP5
  • VSR/GBB Spec HOP-up rubber

Whether your HOP-up rubber is worn out or you are seeking an upgrade, the Novritsch HOP-up Bucking for SSP1/SSP5 GBB pistol is one to keep an eye on. This HOP-up bucking is a big reason that Novritsch pistols have such incredible range, and being a VSR/GBB style HOP-up rubber, this should be compatible with most TM-based GBB pistol designs as well as the VSR-10 sniper rifle series.

£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. 

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.