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Product information
Overview
One Horse HBAR Complete Upper 5.56/.223 Rem 16" Barrel 15" M-LOK Handguard Nitride BCG & Charging Handle
Description
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.
Specifications
| Manufacturer | One Horse |
|---|---|
| SKU | OHCU08 |
| UPC | 850078799784 |
| Manufacturer Part Number | OH-CU08 |
| Color | Black |
| Length | 16'' |
| Rate of Twist | 1-8 |
| Shipping Weight | 4.875 |
| Style | Complete |
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Questions & answers
How will this item ship?
Eligible non-firearm items may ship to an address that meets shipping rules, or you can choose local pickup at STX Bullseye when available. Restrictions can apply by product and destination.
Does this require an FFL transfer?
This listing does not require an FFL transfer. Firearm receivers and other regulated items are labeled separately when FFL transfer is required.
What if I have compatibility questions?
Contact STX Bullseye before purchase if you need help confirming fitment, caliber, or mount compatibility. Staff can review the listing details with you.
How do I contact STX Bullseye?
Call (956) 314-0879 or visit the Contact page. Store hours and location details are listed on Contact and About.
Answers are general store information and are not personalized legal advice.
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