B&T Firearms 361659 APC Pro 5.56x45mm NATO 30+1 16.50″ Black Threaded Barrel, Black Picatinny Rail Aluminum Receiver, M-LOK Handguard, No Stock, Black Polymer Grip, Ambidextrous

The APC platform utilizes a hydraulic buffer system to significantly reduce felt recoil and muzzle rise, while providing increased terminal performance, intermediate barrier penetration and sheer energy on target, in a size optimized for discrete deployment.