The Umarex Glock 17 Gen 4 is a realistic CO₂-powered .177 BB air pistol designed for enjoyable, authentic shooting. Featuring blowback action, original Glock markings and an 18-round magazine, it delivers a convincing replica feel with strong visual authenticity. Additional interchangeable backstraps allow a more tailored grip, while its single action trigger and automatic trigger safety add to its practical handling. Supplied with 250 BBs, it is an excellent choice for recreational plinking.