This 9mm rifle boasts a 16-inch barrel made from 4150 CrMov steel with a black nitride finish for durability. It features an A3 flattop forged 7075 T-6 aluminum upper, T-marked for easy optic mounting, and a matching forged 7075 T-6 aluminum lower. The DB9R is equipped with a Diamondback Black Nitride 9R bolt carrier group and a Mil-Spec trigger. The rifle comes with a 32-round ProMag and a .30 Cal flash hider on a 5/8 x 24 thread.