One Horse OH-15 300BLK 10.5''BBL (1)30RD MAG THRD BLACK OH-OP02

ONCE HORSE OH-15 300 BLACKOUT SEMI-AUTO AR PISTOL W/KAK BRACE

 

This 10.5" .300 BLK AR pistol is built for reliability, maneuverability, and hard use when it counts. Whether you’re running drills at the range, setting up a home defense platform, or building out a compact tactical rig, the OH-15 delivers consistent performance with smooth cycling and dependable accuracy.

 

Compact. Capable. Ready.

 

Range. Home. Tactical. One pistol that gets the job done—every time. Every One Horse firearm 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.

 

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