URG-I MK16 13.5'' Electric Blow Back M4 AEG - BK

URG-I MK16 13.5" Electric Blow Back M4 AEG delivers authentic military-grade performance with revolutionary ATM System electric blowback technology. Features realistic bolt action with magazine-empty bolt stop, Colt-licensed deep-engraved trades, and full-metal matte receiver. Equipped with 9.5" M-LOK Gisele-style modular rail, external rotary hop-up adjustment, and enhanced metal gearbox with 8mm bearing bushings. Compatible with E&C STANAG M4 AEG magazines (MA005/MA003). Engineered for reliability and true-to-life recoil feedback. Note: Do not pull charging handle to avoid gear misalignment and damage.