Maple Leaf GHK Hopup Chamber (M4 / AK) Grenades Launchers & Shells You can enable or disable

You can enable or disable the Active Brake at any time

75 in Length: 3

High Torque for any high-speed gear sets(10

But the more BB's it fires the less powerful the shot

Weather resistant imitation Titanium Nitride finish

Maple Leaf GHK Hopup Chamber (M4 / AK) Grenades Launchers & Shells You can enable or disableThe 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