“CMMG 60AA90CSG Dissent MK4 6mm ARC 10+1 (2) 16.10″, Sniper Gray Rec/15″ M-Lok Handguard, Side Charging Handle, Black Side Folding Stock & Zeroed Grip, Muzzle Brake, 60/90 Ambi Safety, Adj. Gas Block” has been added to your cart. View cart