Umarex Glock 17 Gen 5 MOS Half Blowback .177 Steel BB Pistol T-shirt The replica features an ESA2™

The replica features an ESA2™ Quick Spring Exchange System

Lipo Pouch Cell (soft pack) battery packs provide you with a compact size and lighter weight power solution

this gun is sure to be a standout addition to your collection

Hop-up - Adjustable

Thanks to its rechargeable battery

Umarex Glock 17 Gen 5 MOS Half Blowback .177 Steel BB Pistol T-shirt The replica features an ESA2™Set your sights on the GLOCK 17 Gen 5 MOS ready (Modular Optic System) blowback BB pistol. Optics ready to accept your favorite pistol style reflex sight, this MOS GLOCK 17 features the latest in GLOCK design innovation found in the Gen 5 iteration. Powered by a single 12 gram CO2 cartridge that easily loads into its drop free magazine that also holds 18 rounds of steel BBs this blowback action (moving slide) GLOCK sends BBs downrange at 370 FPS with