NBS AR-15 9310 Bolt Assembly - Nickel Boron
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$59.95
MSRP
$59.95
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Updated
Aug 26, 2026
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Specifications
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MPN
51014
Description
The complete NBS mil-spec bolt assembly for the .223 Remington/5.56x45mm is a great addition to your AR-15 platform. The quality NBS bolt assembly offers precise fit, function, and reliability for your next build. The bolt includes all of the critical parts (gas ring & extractor) and is ready to be installed in a bolt carrier. AR-15 Bolt Assembly Caliber: .223/5.56/300AAC Bolt Material: 9310 Steel MPI (Magnetic Particle Inspected) Bolt Coating: Nickel BoronMADE IN THE USABACKED BY THE NBS LIFETIME WARRANTY!
