Umarex (GHK) Glock 17 Gen 3 20rds Gas Magazine (only fit GHK Glock)

Umarex (GHK) Glock 17 Gen 3 20rds Gas Magazine (only fit GHK Glock) Metal Construction Comes with a Polymer Base Plate 20 Rounds Loading Capacity Suitable for Umarex (GHK) Glock 17 Gen 3 Gas Airsoft Pistols Airsoft Guns only Take Green/ Top Gas out of the box For 6mm Plastic Bullet only Best accompanied with Plastic Bullet Loading Too or Speed Loader