AR-15 Black Mag Phos Bolt Carrier with Gas Key

Manufactured out of 8620 Alloy Steel, this Mil-Spec Bolt Carrier is Guaranteed to work with your existing components, or compliment your new build at an affordable price.

• 8620 Alloy Steel

• Bores  Chrome Lined to Mil-Spec

• Heat Treated and Dimensioned to Mil-Spec

• Forward Assist Notches

• Quick Conversion to Your Existing Components, or New Build

Gas Key

• 4140 Alloy Steel

• Heat Treated

• Mag Phos Finish

• Torqued and Staked