Umarex 23rnd Magazine for GLOCK 17 Gen.4 GBB Pistols

A 23 Round Green Gas Powered Magazine designed for the Airsoft GLOCK 17 Gen4 by UMAREX. This magazine works with the Umarex/VFC Glock 17 GBB and is also compatible with the KRYTAC Maxim 9 GBB, but is not compatible with 4.5mm Air pistols.