Officially Licensed Umarex Glock 17 3rd Gen CO2 Blowback BB Airgun .177 Cal by Umarex Unboxing and Review - this realistic Glock 17 replica is really high quality, looks and feels so real and uses .177 Steel BBs. Uses CO2 cartridges and has the installation tool includes. This video also includes a Comparison to the Non-Blowback Glock 19 BB gun by Umarex. #glockblowbackairgun
