M16/AR15 Bolt - 9310 MPI (5.56) - Black Nitride
This is a complete bolt finished in Black Nitride.
This premium backup bolt is a 9310 MPI spare bolt that perfectly fits the M16 and AR15 carriers and has a black nitride finish that provides increased corrosion resistance, natural lubrication and improved strength. Black nitride coating provides the smooth look and feel that also delivers the lubricity necessary for reliable functionality.
It's important to always have back-up parts, especially a premium back up bolt, in the event that you need a replacement or decide to upgrade your M16 or AR15 with a durable black nitride AR bolt. We offer competitive prices on our spare bolts and fast shipping on all orders. Order today while supplies last.
- Machined from 9310 tool steel
- Heat treated to military specifications
- Shot Peened
- Black Nitride Finish