The P-15 ROTR rifle is chambered in 300 Blackout and features our premium nitride heat treated 13.75" barrel with a pinned and welded Dead Air Muzzle Brake to make it 16.10" in overall length. It features a forged lower receiver billet upper receiver, roller cam pin, anti-tilt buffer tube, MFT furniture, a 13" Renegade M-LOK rail with heat sink barrel nut and a Dead Air KeyMo Muzzle Brake. Includes 30rd magazine.