16" .300 BLK Complete Upper Receiver – 15" M-Lok Free-Float Handguard, Nitride BCG & Charging Handle

16" .300 BLK Complete Upper Receiver – 15" M-Lok Free-Float Handguard, Nitride BCG & Charging Handle - Image 2

16″ .300 BLK Complete Upper Receiver – 15″ M-Lok Free-Float Handguard, Nitride BCG & Charging Handle

SKU: OH-CU04 Category: Parts

MSRP: Original price was: $329.99.Current price is: $299.99.

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Details

Upgrade your rifle with this dependable 16″ 5.56 NATO complete upper receiver. Built for accuracy and smooth performance, it features a free-float 15″ M-Lok handguard for solid accessory mounting and improved barrel stability. The nitride BCG delivers reliable cycling and low-maintenance durability, while the full-length Picatinny rail gives you plenty of room for optics. Ready to pin onto any Mil-Spec lower, this upper is built in the U.S.A. and ready for work.

Includes: 16″ 5.56 NATO barrel (1:7 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.

Every One Horse rifle and component is made in America with uncompromising standards. We use U.S.-sourced materials, U.S. manufacturing, and strict quality control at every step. No shortcuts, no imported surprises — just dependable parts built by people who take pride in American craftsmanship. When you run One Horse, you’re running gear you can trust every single day.

SPECIFICATIONS

Caliber: 5.56mm NATO

Barrel Length: 16 in.

Barrel Profile: SOCOM

Muzzle Thread: 1/2X28

Twist Rate: 1:8

Gas System: Mid-Length

Muzzle Device: A2

Handguard Length: 15 in.

Manufacturer: One Horse

16″ .300 BLK Complete Upper Receiver – 15″ M-Lok Free-Float Handguard, Nitride BCG & Charging Handle

Details

SPECIFICATIONS

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