"A Bass Pro Shops and Cabela's Exclusive!Built using only premium components, the Black Rain Ordnance Nimbus AR-15 Carbine Semi-Auto Rifle delivers advanced performance right out of the box. The Nimbus is built on BRO's proven and refined SPEC-15 forged aluminum receiver set and comes outfitted with a premium 16.5"", 4150 chrome moly steel barrel with 1:7"" twist and Black Rain's own machined castle muzzle brake. Each rifle is finished in Cerakote's Moss Green for superior corrosion resistance. The Magpul MOE PR stock and MOE grip provide intuitive handling, and the 15"" M-LOK forend with the innovative new machined aluminum tension collar provides a stable platform for accessories. Other features include an enhanced trigger guard and extended tac latch. Best of all, the Nimbus comes equipped with BRO's premium DIT 3.5-lb. premium match trigger a significant upgrade over the average mil-spec trigger. Includes 1 magazine, zippered soft case, and lock. SPEC-15 forged aluminum upper and lower DIT 3.5-lb. premium match trigger 16.5"" 4150 chrome moly steel barrel with 1:7"" twist Machined castle muzzle brake 15"" M-LOK handguard with new machined aluminum tension collar Cerakote Moss Green finish Magpul MOE PR stock Magpul MOE grip Enhanced trigger guard Extended tac latch"