Midwest Industries AR15 M16 BCG
- Assembled Bolt Carrier Group for AR-15/M16
- Bolt made of Carpenter No. 158 steel
- Shot peened bolt
- Bolt carrier made of 8620 steel
- Magnetic Particle Inspected and marked “MPI”
- Hard chrome lined carrier with phosphate finish
- Chrome lined gas key, properly staked
- Black extractor insert
- Shrouded firing pin
- Mil-spec O-ring
- Made in the USA with MI lifetime Warranty
Weight 12oz
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