Umarex 18rnd CO2 Magazine for GLOCK 17 Gen.4 CO2 GBB

An 18-round CO2 Powered Gas Magazine for the UMAREX Glock 17 Gen.4 CO2 Gas Blowback Pistol, featuring a top of the range build quality & official Glock trades. Please note, this magazine is specifically for the Umarex Glock 17 Gen.4 Co2 GBB with the manufacturer part number 2.6434 and is unlikely to work with other Umarex Glocks.