One Horse
OH-15, 6mm ARC, 18" TB, M-LOK, Black, 30-rd
FIND A LOCAL DEALERIVS Product #1030005
MFG #OH-OG03
- One rifle, every mission. This 18″ 6mm ARC carbine is built for shooters who want reach, precision, and real-world versatility without moving into full DMR territory. Flat-shooting, smooth-cycling, and impressively consistent, it’s made for stretching steel, running suppressed, or building a home-defense setup with serious range—all while keeping cost under control. Precision. Reach. Versatility. One rifle that delivers from up close to way out there. Every One Horse rifle and component is made in America with uncompromising standards. We use U.S.-sourced materials, U.S. manufacturing, and strict quality control at every step. No shortcuts, no imported surprises — just dependable parts built by people who take pride in American craftsmanship. When you run One Horse, you’re running gear you can trust every single day.
- The One Horse OH-15 is a semi-automatic AR-platform rifle chambered in 6mm ARC featuring an 18-inch HBAR profile barrel with a 1:7" twist rate, a mid-length gas system, and a 30-round capacity. Built on a mil-spec buffer tube platform and equipped with a One Horse M4 6-position adjustable stock, A2 grip, and 15-inch handguard in black, it delivers a purpose-built and well-configured 6mm ARC rifle that is ready to run straight out of the box. The OH-15 ships with a standard charging handle, A2 muzzle device, and a 5/8"x24 threaded muzzle, making it a serious choice for precision shooters and hunters who want the ballistic advantages of 6mm ARC in a proven AR-15 platform.