CMMG

CMMG Inc. is excited to offer the MK4 HT Optics Ready model which is designed to allow you to set up your favorite scope or red dot optic. Also installed on this rifle is the CMMG RKM11 Keymod free float handguard increasing accuracy and providing you with a continuous rail. The bull barrel is threaded in 1/2x28 TPI and will accept any standard AR-15 muzzle device. - Caliber: 5.56mm NATO (accepts .223 Remington) - Barrel: 16 Heavy Weight Taper Barrel - Action: Semi-Automatic - Muzzle: Threaded Muzzle 1/2x 28 TPI with Thread Protector - Hand Guards: CMMG RKM11 Keymod handguard - A2 Pistol Grip - Stock: M4 6 Position Collapsible Buttstock - Receivers: Forged 7075-T6 Aluminum M4 Type Receivers - Trigger Style: Single Stage Mil-Spec Style Trigger - Weight: 7 lbs - Overall Length 31