JP Enterprises AR-15 Tactical Bolt Carrier and Key 416 Stainless Steel

The bore of the Stainless Bolt Carrier has a roller burnished finish for frictionless operation with no chance of peeling chrome as in standard Mil-Spec carriers. The exterior bearing surfaces are hand polished. Features a 100% increase in bearing surface for smoother operation and improved alignment with less wear on the upper receiver. Comes with the key installed and is milled from 416 Stainless Steel.