Ace1Arms

Non-linear spring designMade out of high-quality steelCompatibe for all versions of Airsoft AEG gearboxes

Features 7075 aviation Aluminum Construction CNC technology Surface treatment: Hard anodic oxidation

Features 7075 aviation Aluminum Construction CNC technology Surface treatment: Hard anodic oxidation Grooved Outlet Aperture O-Ring for better sea...

Features Reinforced Polycarbonate Structure 15 Full Steel teeth

Features High temperature resistant & durable Smooth inner face of cylinder

Product Description: 7075 aviation Aluminum Construction CNC technology Surface treatment: Hard anodic oxidation Cusion Pad on the bottom

Features CNC Aluminum Construction Design to replace the original Hop-up chamber Suitable for most M4/M16 AEG

Features Polyacetal POM Construction CNC technology With Mushroom-type Cusion pad on the bottom Silent Piston Head (Mushroom) required

Features CNC Aluminum Construction Design to replace the original hop-up chamber Suitable for most AK AEG

Features Lengthen tappet plate releasing time for better BB feeding Suitable for AEGs modified to have high shooting speed

Features With Mushroom-type Cusion pad on the bottom Silent Cylinder Head (Mushroom) required

Features 7075 aviation Aluminum Construction CNC technology Surface treatment: Hard anodic oxidation Grooved Outlet Aperture Double O-Ring for bet...

Features Polyacetal POM Construction High intensity, durable Available colours: Blue for luck or yellow for fortune

Features High intensity, durable  Suitable for V2 & V3 Gearboxes

Features Polymer Construction Suitable for M4/M16 Series Airsoft Electric Gun AEG Rifle Enlarged, in-line adjustement dial for easy and smooth ad...

Features 7075 aviation Aluminum CNC Construction Surface treatment: Hard anodic oxidation Design to replace the original Hop-up chamber for an op...

Features 7075 aviation Aluminum Construction CNC technology Surface treatment: Hard anodic oxidation Grooved Outlet Aperture

Features CNC Aluminum Construction. Design for Replace the Original Hop Up Chamber.  Suitable for All G36 AEG