Bushmaster A2 M4 CARB W/Y-COMP MB 223 Manufacturer Bushmaster Firearms Model E2S A2 M4 Carbine Type Rifle Caliber 223 Capacity 10+1 Action Semi-Automatic Finish Black matte Receiver Forward assist brass deflector Stock Telestock Style Buttstock fixed in Position Sights A2 Sights Barrel Length 14.5" + Mini-Y-comp Overall Length 34.75" Weight 6 lbs # of Mags 1 Additional Features * 1" Black Sling, Black Thermaplastic Pistol Grip, * Mini-Y-Compensator