GHK Colt Licensed M4A1 SOPMOD Block II MK18 GBBR Handguards and Rail Accessories *Blackblitz Airsoft reserve all rights

*Blackblitz Airsoft reserve all rights to modify/cancel gift card purchases and orders made with gift cards at our discretion

A crush washer and shim kit are included to ensure proper alignment of the muzzle device onto your airsoft rifle

and in multiple brightness intensities

Gen 2 Design for better Air seal

GHK Colt Licensed M4A1 SOPMOD Block II MK18 GBBR Handguards and Rail Accessories *Blackblitz Airsoft reserve all rightsComes 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