The CDI rifle features a gas impingement system. It has manual safety, 7075-T6 aluminum receiver with anodized finish, 4150 chrome moly vanadium barrel with Vortex Flash Suppressor, and a 15" M-LOK free-float with Magpul M-LOK hand stop handguard. Other features include Magpul CTR Carbine stock, MOE pistol grip with storage compartment, and MBUS Pro metal front and rear sights.