AR-15 .223/5.56/300AAC Bolt Assembly 9310 MPI – Nitride – With Pins
Replacement Assembled Bolt for the .223/5.56/300AAC caliber AR-15 (or new builds). Assembled, Nitride finished AR15 Bolt with a phosphate extractor. Completely assembled with standard bolt parts: Extractor assembly, Ejector assembly, Gas Rings. Works with any AR15 standard Carrier of any finish (Phosphate, Nitride, Nickel Boron, Chrome etc.) & includes: Firing Pin, Cam Pin, Firing Pin Retaining Pin.
NEW AR15 Bolt Assembly
Bolt Material: 9310 Steel
MPI (Magnetic Particle Inspected)
Bolt Finish: Nitride
Part is a Completely Assembled Bolt (see pics)
All Parts Made in the USA
*Will also work for 300 AAC/Blackout Builds!
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