The One Horse M16 Bolt Carrier Group 5.56/.300 BLK Nitride is built for shooters who want dependable function and long-term durability in an AR-15 or M16 platform. Using a 9310 tool steel bolt paired...

The One Horse AR15 Complete Lower Receiver delivers a ready-to-run foundation for your next AR-15 build. Built on a forged 7075-T6 hardcoat anodized lower, this assembly arrives fully assembled and...

The One Horse OH-15 Complete Rifle 15 M-LOK .300 BLK is a modern AR-style platform built around a 16-inch threaded barrel and a slim 15-inch M-LOK handguard. Chambered in .300 AAC Blackout, it pairs...

The One Horse OH OH-15 Complete Pistol 300BLK 7.5 KAK Brace is a compact AR-pattern pistol built around a medium-profile 7.5" .300 Blackout barrel with a threaded muzzle and A2 flash hider. Its...

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...

The One Horse OH-15 Complete Rifle, 5.56 NATO, 16" SOCOM Barrel, 15" M-LOK Handguard, Mid-Length Gas, Black, is a versatile firearm designed for reliability and performance. Featuring a robust 16"...

The One Horse OH-15 Complete Rifle 5.56mm pairs a 16" threaded SOCOM-profile barrel with a 15" M-LOK handguard to deliver a dependable, easy-handling AR-15 platform. Its carbine-length gas system, A2...

The One Horse OH-15 Complete Pistol 5.56 7.5" KAK Brace is a compact AR-style pistol built around a medium-profile, 7.5" barrel with a threaded muzzle and A2 flash hider. Its carbine-length gas...

The One Horse Rifle OH-15 15 M-Lok 3 Mags is a modern AR-style rifle built around a mid-length gas system and a 15-inch M-Lok handguard. Chambered in 5.56mm NATO, it uses a SOCOM-profile barrel with...

The One Horse OH-15 Complete AR-15 Pistol 5.56mm pairs a compact 10.5" threaded barrel with a 9.25" M-LOK handguard to deliver a maneuverable, dependable AR platform. Built around a carbine-length...

The One Horse OH-15 Complete Rifle 6mm ARC pairs an 18-inch HBAR threaded barrel with a slim 15-inch M-LOK handguard to deliver consistent accuracy and smooth cycling in a modern AR-15 package...

The One Horse AR15 Stripped Lower Receiver Anodized gives builders a clean, dependable foundation for a quality AR-15. Forged from 7075-T6 aluminum and finished in a hardcoat anodizing, this Mil-Spec...