May not become available, depending on Colt. Model: AR6721 - AR15A3 Tactical Carbine Finish: Black anodized receiver; black oxide barrel Action: Semiautomatic, gas operated, locking bolt Caliber: 5.56mm (.223 Rem) Capacity: 20 rounds; 30 rounds optional Barrel Length: 16.1"" HEAVY barrel Overall Length: 32"" to 35"Rifling Twist: RH; 1 turn in 9"Rifling Grooves: 6 Trigger: Smooth Front Sight: Adjustable Rear Sight: Detachable carrying handle with integrated M16A2 target style; adjustable for windage and elevation to 600 meters Sight Radius: 14.5"Weight: 7.0 lbs. (empty) Special Features: Carry handle detaches to allow optical mounting of tactical sighting system. Cartridge case deflector for left handed shooting. Two 20 round magazines, cleaning kit and sling are standard. Can be field stripped without special tools.
