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Microbest M16 5.56 Bolt Carrier Group C158 – Nitride

Original price was: $139.98.Current price is: $79.99.

3 in stock

Description

The Microbest Bolt Carrier Group is a great choice for any build. This drop-in AR-15 BCG features a corrosion resistant salt bath nitride finish, MIL-SPEC dimensions, and a magnetic particle inspected carpenter 158 steel bolt. Crafted from domestically sourced 8620 steel, the M16 cut carrier includes a gas key fastened by properly staked grade 8 screws. Made in the U.S.A. and covered by a lifetime warranty, you can count on this BCG for a lifetime of service.

Features:

  • .233/5.56 NATO
  • Salt bath nitride 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 gas rings
  • 4140 steel cam pin
  • 8740 steel firing pin with hard chrome finish
  • Magnetic particle inspected
  • Premium Sprinco Extractor and Ejector Springs
  • Proudly made in the U.S.A.

 

PRODUCT SKU: MICROBEST-556-C158-BCG

Additional information

Weight .85 lbs
Dimensions 8 × 4 × 4 in

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