The One Horse OH-15 Complete AR-15 Pistol .300 BLK pairs a compact 10.5" threaded barrel with a 9.25" M-LOK handguard to deliver a maneuverable, smooth-running platform. Built around a medium-profile barrel, carbine-length gas system, and A2 muzzle device, this pistol is designed for consistent cycling and dependable accuracy in a streamlined package.

This OH-15 configuration is well suited for range work, training, and home defense where a shorter overall length and fast handling are priorities. The KAK brace, standard charging handle, A2 grip, and 30-round magazine provide a familiar AR-15 feel that is easy to run and maintain. One Horse brings together proven components and careful assembly to offer a reliable .300 BLK pistol that reflects the brand’s focus on practical performance and solid craftsmanship.

Key Features:

• Manufacturer: One Horse
• Model: OH-15 Complete AR-15 Pistol
• Caliber: .300 BLK
• Barrel Length: 10.5"
• Handguard Length: 9.25"
• Gas System: Carbine
• Muzzle Device: A2
• Stock: KAK Brace
• Grip: A2
• Capacity: 30 Rounds
• Weight: 7.14 lbs.