Umarex Glock 19x GEN5 18-shot Drop-free Air Pistol Magazine .177 BB 96E9D488 RW. 177 caliber BB pistol. Coyote Tan Baseplate Specifications for Umarex Glock 19x GEN5 18-shot Drop-free Air Pistol Magazine .177 BB 96E9D488: Manufacturer: Umarex Magazine Capacity: 18 Round Caliber: .177 Pellet Number of Rounds: 18 Features of Umarex Glock 19x GEN5 18-shot Drop-free Air Pistol Magazine .177 BB: Spare 18 round magazine For Glock 19X .177 caliber BB pistol Coyote Tan Baseplate Package Contents: Umarex Glock 19x GEN5 18-shot Drop-free Air Pistol Magazine .177 BB Pick up a spare 18 round magazine for your Glock 19X .177 caliber BB pistol. Coyote Tan Baseplate RW2255213