Maple Leaf GHK Hopup Chamber (M4 / AK) PK159 Tournament Lock: Sleeve style

Tournament Lock: Sleeve style

High-quality CNC Cut Aluminium gold trigger for speed shooting and style

Fixing leaky green gas magazines (please note: we generally do not service CO2 magazines)

Porting expands the O-ring providing a seal that fits most popular AEG cylinders

and AEG inner barrels

Maple Leaf GHK Hopup Chamber (M4 / AK) PK159 Tournament Lock: Sleeve styleThe Maple Leaf hop up chamber for the GHK M4 AK GBBR is a high quality, lightweight, premium upgrade that is made to increase the performance of the GBBR. Compatibility: GHK M4 GBBR Series GHK AK GBBR Series Includes: x1 Maple Leaf Hop Up Chamber Set for GHK M4 GBB or x1 Maple Leaf Hop Up Chamber Set for GHK AK GBB