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Midwest Industries MIBCGNIT Bolt Carrier Assembly 5.56x45mm NATO Black Nitride 4140 Steel AR-15, M16
$157.95
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Description
100% USA made, MidWest’s Assembled Bolt Carrier Group for AR-15/M16 is a 8620 M16 style carrier with a H&M black Nitride finish, 4140 billet gas key, and is machined from solid 4140 bar stock, heat treated and shot peened. Its firing pin is precision machined from 17-4 H-900 stainless steel. An O-ring and extractor insert are included.
Specifications
- Black
- AR15/M16
- Bolt Carrier Group
- Black Nitride
- Black
- 4140 Steel
