Maple Leaf CNC Aluminum Hop Up Chamber Set For VFC/ GHK M4 GBB Airsoft

Maple Leaf CNC Aluminum Hop Up Chamber Set For VFC/ GHK M4 GBB Airsoft CNC Aluminum Construction Airsoft Hop Up Chamber Suitable For VFC/ GHK M4 Gas Blow Back GBB Rifle Airsoft Guns Also Fit for Umarex (Elite Force) H&K 416/ BCM Air MCMR Series Gas Airsoft Rifles This is a drop-in fit Chamber Set and it is a more Robust Chamber set Compared to the Stock Chamber Sets