JG Hop Unit for G3 Series.

4uantum Friction pro High-Performance GBB BuckingDesigned to achieve ultimate consistency, the Friction Pro hop-up bucking focuses on creating a perfe...

CNC Aluminum Hopup Chamber M4P Pro (with BB Latching System) unit is precisely machined to perform accurately and consistently with HPA PolarStar Engi...

590mm lengthMadbulls new Stainless Steel 6.03 precision inner barrels. Madbull takes no short cuts in providing an immaculately finished inner barrel ...

70 Degree. best suited to High FPS set up.The Maple Leaf hop up has been adjusted to the specified degree so it solely depends on what the player need...

229mm lengthMadbulls new Stainless Steel 6.03 precision inner barrels. Madbull takes no short cuts in providing an immaculately finished inner barrel ...

407mm lengthMadbulls new Stainless Steel 6.03 precision inner barrels. Madbull takes no short cuts in providing an immaculately finished inner barrel ...

Suitable for MK23 / Hi-capa 6" etc

Madbull (Mad bull) Shark hop rubberThis pack includes:2x Rubber buckings.2x fishbone devices.60 degree rubber is softer than normal 80-90 degree rubbe...

The Firefly Namazu is a flat hop conversion that will significantly improve your range. By enlarging and extending the contact patch, the amount of ho...

Replace M14 Original Air Seal Chamber with this upgrade Set High Precision Duracon This Chamber Set is the substantial high-cost performance one Highl...

Orga LEX 05 6.05 barrel 275mmThe perfect length for M4's  etcFor maximum power output the ORGA LEX barrel has an inner diameter of 6.05mm combined wit...

Maple Leaf Decepticon 60 degree Hop rubber for Gas Blow back and VSR

Orga LEX 05 6.05 barrel 407mmThe perfect length for EVO Carbine etcFor maximum power output the ORGA LEX barrel has an inner diameter of 6.05mm combin...

G&G cold Resistant Green hop up rubber This is a very popular item, considering the lower temperatures we have most of the year in the UK, the G&a...

ASG Ultimate Hop unit for AK47 etcThe Ultimate Hop-up chamber in combination with the Ultimate Air nozzle has practically no loss of compression.For u...

The Ultimate Hop-up rubber with a hardness of 50° shore has been designed to give the best possible control of the BB in upgrades using springs rangin...

Best Suited to Standard builds.Hop-up, (High Operation Power Up), is basically describes the back spin trajectory of an BB pellets, by adjusting the H...