Description
The Fail Zero M16/M4 Bolt Carrier Group is engineered for performance and reliability. Fully assembled and ready to drop into most mil-spec M16, M4, or AR15 upper receivers, this BCG features EXO Nickel Boron technology, providing permanent dry lubricity and enhancing durability. Its advanced coating significantly increases wear and corrosion resistance, making it an essential component for any serious shooter. Upgrade your firearm with this high-quality bolt carrier group for unmatched performance in the field.



There are no reviews yet.