The 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
