Premium nickel boron bolt carrier group for M16-pattern rifles. Engineered for 5.56 NATO and .300 Blackout with enhanced lubricity and corrosion resistance.
Fits: AR-15
The ONE OH-UBC02 represents a significant advancement in bolt carrier group technology. The nickel boron coating provides exceptional benefits that shooters appreciate immediately upon firing.
A quality bolt carrier group is the heart of your rifle's reliability. The nickel boron coating on this unit reduces wear on internal components, extends service life, and makes cleaning easier. Whether you're running suppressed .300 Blackout or standard 5.56 NATO, this carrier handles both with equal competence.
A straightforward upgrade that delivers measurable improvements in reliability and ease of maintenance.