Umarex Glock 17 Dual Ammo Spare Magazine 4.5mm BB & .177 Pellet

• Spare All-in-One magazine for the Umarex Glock 17 Dual Ammo CO2 air pistol (5.8365)
• Dual ammo compatibility — accepts 4.5mm steel BBs or .177 calibre pellets via interchangeable rotary magazines
• Includes 4 rotary magazines, each with an 8-round capacity (32 rounds total)
• Integrated 12g CO2 capsule housing — power source and ammo in one self-contained unit
• Quick-change rotary magazine system for fast reloading at the range
• Officially licensed by Glock — precise dimensional fit for the 5.8365 pistol
• Not compatible with other Umarex Glock models — designed exclusively for the Glock 17 Dual Ammo

The Umarex 5.8365.1 is the spare All-in-One magazine for the officially licensed Glock 17 Dual Ammo CO2 air pistol (model 5.8365). It accepts both 4.5mm steel BBs and .177 pellets, switching between ammo types simply by swapping the enclosed rotary magazines. The magazine body houses a standard 12g CO2 capsule, keeping the power source and ammunition in a single self-contained unit for fast changeovers at the range. Four rotary magazines are included, each loading 8 rounds, giving you a total of 32 rounds ready to go before you need to refill. The rotary design feeds reliably and seats securely in the pistol's grip, maintaining the full-size Glock 17 profile. This magazine is specifically designed for the Glock 17 Dual Ammo (5.8365) and is not interchangeable with other Umarex Glock variants. It is sold under an official Glock licence, ensuring precise dimensional fit.

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