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One Horse, MFG# OH-OG01, UPC: 850078799593, UOM: EA, OH-15, 5.56 NATO, 16″ TB, M-LOK, Black, 30-rd, ONEH, ONEHLG05, ONEHLGALL, LG05, LGALL

One Horse, MFG# OH-OG03, UPC: 850078799685, UOM: EA, OH-15, 6mm ARC, 18″ TB, M-LOK, Black, 30-rd, ONEH, ONEHLG05, ONEHLGALL, LG05, LGALL

The One Horse AR-15 .300 AAC Blackout 7.5in Upper Receiver was made to be the ideal product for anybody looking for an exceptional choice

Ready to run the moment it hits your bench. This complete AR15 lower comes fully assembled function-tested and built on a forged 7075-T6 hardcoat anodized receiver. It features a Mil-Spec buffer tube setup standard M4 adjustable stock crisp single-stage trigger A2 grip and all small parts installed. Drop it onto any Mil-Spec upper and you’re ready to roll.

Caliber: Multi

Buffer Tube: Mil-Spec

Grip: A2

Stock: One Horse M4 6 Position

Manufacturer: One Horse

Country of Origin: U.S.A

Upgrade your rifle with this dependable 16″ 5.56 NATO complete upper receiver. Built for accuracy and smooth performance it features a 16″ HBAR profile barrel with a 1:8 twist rate delivering excellent rigidity heat resistance and consistent shot-to-shot accuracy. The free-float 15″ M-Lok handguard provides solid accessory mounting and improved barrel stability.

The nitride-finished bolt carrier group ensures reliable cycling and long-lasting durability with minimal maintenance while the full-length Picatinny rail offers ample space for optics and accessories. Ready to pin onto any Mil-Spec AR-15 lower this upper is built in the U.S.A. and ready for work.

Includes:
16″ 5.56 NATO HBAR barrel (1:8 twist)
15″ M-Lok free-float handguard
Nitride BCG
Charging handle
Clamp-on system with steel barrel nut and screws

Reliable modular and ready to run.

Run your rifle with confidence using this reliable M16 bolt carrier group. Built for 5.56/.223 and .300 Blackout it delivers smooth cycling consistent extraction and dependable performance in any setup. The full nitride finish adds durability corrosion resistance and easy maintenance all backed by Mil-Spec construction and a properly staked gas key.

A simple rugged upgrade for any AR15 build.

  • 9310 Tool Steel Bolt
  • 8620 AQ Steel Carrier
  • Full MIL-SPEC Heat Treatment
  • Magnetic Particle Inspection (MPI)
  • Back of Lugs Chamfered for Reliability
  • Spring Insert & O-Ring Installed on Bolt Extractor
  • Salt Bath Nitrided Bolt Carrier & Cam Pin
  • S7 Extractor
  • Staked Gas Key with Grade 8 Fasteners
  • Full Auto Compatible
  • Forward Assist Serrations
  • All USA Materials and Manufacturing

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.

SPECIFICATIONS

Caliber: .300 BLK

Barrel Profile: Medium

Muzzle Thread: 5/8X24

Twist Rate: 1:8

Gas System: Carbine

Muzzle Device: A2

Handguard Length: 9.25 in.

Charging Handle: Standard

Buffer Tube: Mil-Spec

Grip: A2

Stock: KAK Brace

Magazine: 30 Round Magazine

Product Weight: 7.14 lbs.

Country of Origin: U.S.A.

This 10.5″ 5.56 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.

SPECIFICATIONS

Caliber: 5.56mm NATO

Barrel Profile: Medium

Muzzle Thread: 1/2X28

Twist Rate: 1:8

Gas System: Carbine

Muzzle Device: A2

Handguard Length: 9.25 in.

Charging Handle: Standard

Buffer Tube: Mil-Spec

Grip: A2

Stock: KAK Brace

Magazine: 30 Round Magazine

Product Weight: 7.14 lbs.

Country of Origin: U.S.A.

This 16″ 5.56 NATO carbine is built to be the do-everything workhorse—reliable accurate and ready for real-world use. From range days and training to home defense and duty-grade applications it delivers smooth cycling consistent performance and the proven versatility of 5.56 without draining your wallet.

Balanced recoil. Proven ballistics. Built to run when it counts.

SPECIFICATIONS

Caliber: 5.56mm NATO

Barrel Length: 16 in.

Barrel Profile: SOCOM

Muzzle Thread: 1/2X28

Twist Rate: 1:8

Gas System: Carbine

Muzzle Device: A2

Handguard Length: 15 in.

Charging Handle: Standard

Buffer Tube: Mil-Spec

Grip: A2

Stock: One Horse M4 6 Position

Magazine: 30 Round Magazine

Product Weight: 7.14 lbs.

Country of Origin: U.S.A.

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