GHK Colt Licensed M4A1 SOPMOD Block II RISII GBBR (Black) LK-33 We recommend the Surefire UE

We recommend the Surefire UE or DS00 tailcap which can be found here

Realistic recoil and weight

Firing Modes: Semi/Full-Auto

3 / G17 Gen

but is still in service with all branches of the Self-Defense Forces and the Japanese Coast Guard

GHK Colt Licensed M4A1 SOPMOD Block II RISII GBBR (Black) LK-33 We recommend the Surefire UEComes with orange tip. Features Full metal upper and lower receiver with stamped Colt trademarks One piece metal barrel assembly CNC machined Daniel Defense licensed RIS II aluminum alloy handguard with laser etched trademarks allows for easy addition of any 20mm accessories Flat top receiver makes mounting optics or other accessories easy Adjustable CRANE style stock and polymer pistol grip CNC bolt carrier group with negative pressure blowback