© Vizards Guns and AmmoNew Frontier Bolt Carrier Ar15 - 7.62x39 Black
- Brand
- New Frontier Armory
- Color
- Black
- Category
- Gun Parts
- Gun Part Type
- Bolt/BCG
- MPN
- BCG76239
Overview
The New Frontier Armory Bolt Carrier Group (BCG) for AR-15 platforms is specifically engineered for 7.62x39 caliber builds. This BCG is constructed from 8620 steel for the carrier, 9310 steel for the bolt, and 4130 steel for the gas key. The gas key is properly staked to military specifications. The carrier features a black salt bath nitride finish for corrosion resistance and durability. It is designed to include forward assist serrations and has undergone shot peening, Magnetic Particle Inspection (MPI), and High Pressure Testing (HPT). This component is compatible with standard AR-15 upper receivers and is intended to provide reliable feeding and extraction when using 7.62x39 ammunition.
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