The Spec15 from Black Rain Ordnance is a high-quality rifle with a cost-effective price. This rifle utilizes a 16? 4150 chromoly steel barrel and is chambered for 5.56 NATO ammunition. Comes with an A2 flash hider to reduce muzzle flash and a 12? M-LOK hybrid handguard for attaching accessories. This BRO rifle features a carbine length direct impingement gas system to ensure smooth cycling and performance. Includes a BRO nitride coated Spec15 bolt carrier group that is high pressure tested and magnetic particle inspected. Features a Mission First Tactical Minimalist buttstock for lightweight and secure shouldering even if using body armor. Also includes the Mission First Tactical Engage with a 15 degree angle for more comfort and control. The lower and upper receivers are made of durable anodized forged aluminum.