E&C URG-I MK16 M-LOK 9.5''M4 AEG BK

The E&C URG-I MK16 delivers professional-grade performance in a compact platform. This M4 AEG features a Gisselle-style super modular M-LOK rail system with 9.5" length for optimal accessory mounting flexibility. The matte finish full metal receiver provides durability and authentic aesthetics, while deep-engraved realistic trades enhance the replica's detail. The rotary hop-up system ensures consistent accuracy across engagement distances. An enhanced metal gearbox with 8mm bearing bushings reduces wear and improves efficiency, paired with a standard Ver. 2 gearbox featuring quick spring change design—swap springs in under 10 minutes without full disassembly. Built for operators who demand reliability and modularity.