The One Horse OH-15 is a semi-automatic AR-platform rifle chambered in 5.56 NATO featuring a 16-inch threaded barrel with a 1:8" twist rate, a 30+1 capacity, and a black finish built for shooters who demand a reliable and well-configured carbine straight out of the box. Built on a black receiver with a Picatinny rail and equipped with a One Horse M4 6-position adjustable stock, black A2 grip, and M-LOK handguard, it delivers a purpose-built and feature-ready 5.56 NATO carbine weighing just 7.14 pounds. The OH-15 ships with an A2 flash hider and a 1/2"x28 threaded muzzle, making it a serious choice for shooters who want a dependable and versatile AR-15 carbine for range use, competition, and home defense.