Microbest C158 HPT/MPI 5.56 Bolt Carrier Group - Chrome - $99.95

Description

Microbest C158 HPT/MPI 5.56 Bolt Carrier Group – Chrome
The Microbest Bolt Carrier Group is an excellent choice for any build. This drop-in AR-15 BCG features a corrosion-resistant hard chrome finish, MIL-SPEC dimensions, and a magnetic particle inspected Carpenter 158 steel bolt. Crafted from domestically sourced 8620 steel, the M16 cut carrier features a gas key secured by properly staked Grade 8 screws and made in the U.S.A.

Features
.233/5.56 NATO
Hard chrome finish
M16 cut
Aircraft-quality 8620 steel carrier
4130 steel gas key
Properly staked grade 8 gas key screws
Carpenter 158 steel bolt
4140 steel extractor
MIL-SPEC O-ring
MIL-SPEC gas rings
4140 steel cam pin
8740 steel firing pin with hard chrome finish
Magnetic particle inspected
Proudly made in the U.S.A.