Umarex Glock 17 Gen4 Airgun Pistol .177 Black GLOCK G17 GEN 4 Air Pistol is the blowback BB repeater you have been waiting for;Powered by easy and affordable 12 gram CO2, the G17 GEN 4 is just right for holster drills, target practice, or backyard plinkingtable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Item Category Code: 3800 Product Group Code: 3800A Inactive: No Prop65 Applies: Yes Prop65 Cancer Harm: Yes Prop65 Chemical: Lead