Keep a spare magazine on hand for your shooting and training with the GLOCK 17 Gen 4 blowback action .177 caliber air pistol. This drop free magazine holds 18 steel BBs as well as a single 12 gram CO2 cartridge.

Specifications:

• Propulsion: Co2
• Full metal construction
• Magazine capacity: 18 BBs
• Double stack pistol magazine
• Licensed officially by GLOCK
• Compatible with the UMAREX Glock 17 Gen4 Co2 .177 BB Air Pistol