This is a complete bolt finished in Phosphate.
This premium backup bolt is a 9310 MPI spare bolt that perfectly fits the M16 and AR15 carriers and has a phosphate finish.
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 phosphate AR bolt.
- Machined from 9310 tool steel
- Heat treated to military specifications
- Shot Peened
- Phosphate Finish