MK118 MOD 1-M Specs:

SKU: M118UA01-1F UPC: 811154032171
Operating System: PWS Long Stroke Piston System, 3 setting Adjustable Gas Regulator
Caliber: .223 Wylde
Barrel Length: 18” 416SS Steel
Gas System Length: Mid-Length
Barrel Twist Rate: 1:8
Muzzle Velocity: 2980fps
Muzzle Device: No muzzle device with thread protector
Upper Receiver: PWS Proprietary Piston Upper, 7075-T651 Hard coat anodize, per Mil 8625 Type lll Class 2
Handguard: PWS M-Lok™ 15.05” Handguard (1.7” width, 2.25” height)
Charging Handle: Radian Raptor™ Ambidextrous Charging Handle