One Horse LLC

ONE OH-UBC02 M16 NICKEL BORON BCG 556 300BO. This parts features Brand: One Horse.

The One Horse Complete AR-15 Upper Receiver in 300 Blackout pairs a 10.5" medium profile 4150 steel barrel with a 10" M-LOK free-float handguard, built to mil-spec standards in the USA. Features...

Reliable M16 bolt carrier group built for 5.56/.223 and .300 Blackout. Features a full nitride finish for durability, corrosion resistance, and easy maintenance. Backed by Mil-Spec construction and a...

The OH-15 16 5.56/.223 mid-length delivers dependable performance, smooth cycling and solid accuracy. Its the go-to workhorse for the range, home defense, training and everyday tactical use and made...

Build a reliable and accurate AR15 with this 16" M4 Contour Barrel. Chambered in 5.56 NATO with a 1:7 twist rate, this barrel stabilizes a wide range of bullet weights for exceptional versatility in...

Build your dream AR15 with precision and durability. Crafted from 7075-T6 aluminum, this stripped upper receiver offers unmatched strength and lightweight performance for your custom rifle setup. Its...

The One Horse LLC OH-HG01 15 inch M-LOK Handguard is built for AR upper applications and offers a streamlined, modern platform for accessory mounting. Finished in black, this handguard features M-LOK...

ONE OH-BR05 10.5" CARB GAS 5.56 NATO BRL. This barrel features Brand: One Horse.

Maximize agility with this ultra-compact 7.5" Pistol Gas Barrel. Chambered in 5.56 NATO with a 1:7 twist rate, this barrel stabilizes a wide range of bullet weights, delivering reliable performance...

ONE OH-BR04 16" PISTOL GAS SOCOM BRL 300 BO. This barrel features Brand: One Horse.

The One Horse OH-15 16" .300 Blackout AR rifle is a dependable, American-made platform built for reliable performance across hunting, range use, and defensive applications. It features a 16-inch...

ONE OH-CU03 7.5" 5.56 NATO COMPLETE UPPER. This complete upper features Brand: One Horse.

The One Horse OH-15 is a semi-automatic AR-platform rifle chambered in 5.56 NATO featuring a 16-inch threaded SOCOM barrel with a 1:8" twist rate, a 30+1 capacity, and a black finish. It is built for...

Ensure flawless performance in your AR15 carbine build with this Carbine Length Gas Tube. Crafted from high-quality stainless steel, this gas tube delivers superior corrosion resistance and...

Finish your AR15 lower with this comprehensive Mil-Spec Lower Parts Kit. Includes every pin, spring, detent, and component needed for a fully functional lower—minus buffer tube assembly and stock...

ONE OH-BR06 10.5" 300BO 1:7. This barrel features Brand: One Horse.

ONE OH-CL01 AR15 COMPLETE LOWER RECEIVER. This long gun features Brand: One Horse; Material: 7075 T6 Aluminum; Handedness: Ambidextrous; Stock Material: Aluminum.

The One Horse OH-GT03 Mid-Length Gas Tube is constructed from durable stainless steel offering exceptional corrosion resistance and reliable gas flow for smooth operation in any environment. Designed...

ONE OH-HG02 10" M-LOK HANDGUARD. This complete upper features Brand: One Horse.

The One Horse A2 Flash Hider with Crush Washer (part no. OHFH02) is the classic A2-pattern birdcage flash hider scaled up for .30-caliber-family barrels, threaded 5/8×24 to fit chamberings such as ...

Finish your AR15 upper with this dependable Mil-Spec upper parts kit. Built from durable corrosion-resistant components it includes everything needed to complete a standard upper receiver and keep it...

The ONE OH-FH01 5.56 A2 flash hider with crush washer delivers straightforward performance for shooters serious about their setup.

The One Horse Standard AR15 Charging Handle (part no. OHUCH01) is a mil-spec charging handle built to work with standard AR15 upper receivers. It uses the standard, non-extended latch design rather...

Ensure reliable performance in your AR15 pistol build with this Pistol Length Gas Tube. Crafted from high-quality stainless steel, this gas tube offers superior corrosion resistance and durability...

Maximize agility with this 7" M-Lok Handguard. Engineered for ultra-compact AR15 pistol or SBR builds, its sleek, lightweight profile ensures superior handling in tight spaces while providing ample...

The One Horse LLC OH-GB01 Low Profile Steel Gas Block is a precision-engineered component designed for AR-15 and AR-style rifle builds requiring a clean, streamlined gas system. Featuring a 0...

The One Horse LLC OHBR03 is a 16-inch Mid-Length SOCOM profile barrel chambered in 5.56 NATO, designed for AR-15 platform builds that demand reliable performance and durability. The SOCOM profile...

Build a precision AR15 with this Rifle Length Gas Tube. Made from high-quality stainless steel, this gas tube ensures excellent corrosion resistance and consistent gas flow for reliable performance...

ONE OH-BS01 MIL-SPEC STANDARD 6 POS BUTTSTK. This stock / chassis features Brand: One Horse.

ONE OH-OS01 AR15 OH-SHYT KITS. This parts features Brand: One Horse.

Master close-quarters performance with this ultra-compact 7.5-inch .300 Blackout Complete Upper Receiver featuring a 7" M-LOK handguard, nitride-finished bolt carrier group, and 1:7 twist rate barrel...

ONE OH-BT01 AR15 BUFFER TUBE KIT CARBINE BUFFER. This stock / chassis features Brand: One Horse.