ONE HORSE 5.56 NATO COMPLETE UPPER RECEIVER W/MID-LENGTH SOCOM BBL FOR AR-15

Upgrade your AR platform with a reliable 16" 5.56 NATO complete upper receiver built for accuracy, durability, and smooth operation. Designed as a ready-to-run solution, this upper is fully assembled and pins directly onto any mil-spec AR-15 lower for quick, hassle-free installation.

At the core is a 16" barrel with a 1:8 twist rate, offering versatile performance and consistent accuracy across a wide range of bullet weights. The mid-length gas system provides smoother cycling and reduced recoil, improving overall shooting comfort and control.

The 15" free-float M-LOK handguard enhances barrel stability for improved accuracy while delivering a lightweight, streamlined platform with ample room for accessories. A full-length Picatinny rail allows for easy mounting of optics, sights, and other gear.

Equipped with a nitride bolt carrier group, this upper ensures dependable cycling, corrosion resistance, and extended service life with minimal maintenance. Built for consistent performance and modular flexibility, it’s a solid upgrade for any AR-15 build.

FEATURES

• 16" 5.56 NATO Barrel – Balanced performance for accuracy and reliability
• 1:8 Twist Rate – Stabilizes a wide range of bullet weights
• Mid-Length Gas System – Smooth cycling with reduced recoil impulse
• 15" M-LOK Free-Float Handguard – Improved accuracy and modular accessory mounting
• Nitride Bolt Carrier Group – Durable, corrosion-resistant, and low maintenance
• Full-Length Picatinny Rail – Ready for optics and accessories
• A2 Flash Hider – Reduces visible muzzle flash
• Clamp-On System w/ Steel Barrel Nut – Secure and stable installation
• Mil-Spec Compatibility – Fits standard AR-15 lower receivers
• Made in USA – Built with quality materials and craftsmanship

WHAT’S INCLUDED

• Complete upper receiver assembly
• 16" 5.56 NATO barrel
• 15" M-LOK free-float handguard
• Nitride bolt carrier group (BCG)
• Charging handle
• Steel barrel nut and mounting hardware

SPECIFICATIONS

• Caliber: 5.56 NATO
• Barrel Length: 16"
• Barrel Profile: SOCOM
• Twist Rate: 1:8
• Gas System: Mid-Length
• Handguard Length: 15"
• Muzzle Thread: 1/2x28
• Muzzle Device: A2 Flash Hider
• Mounting System: Clamp-on
• Country of Origin: USA