Expo Arms Complete 5.56 NATO AR-15 Bolt Carrier Group - Phosphate - M16 Cut
Details
Details
The Expo Arms M16 Bolt Carrier Group is a great choice for any build. This drop-in AR-15 BCG features a tough manganese phosphate finish, MIL-SPEC dimensions, and a magnetic particle inspected carpenter 158 steel bolt. Crafted from domestically sourced 8620 steel, the M16/Full Auto 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
- Hard chromed bore and gas key
- Manganese Phosphate finish
- M16 cut
- Aircraft quality 8620 steel carrier
- 4130 steel gas key
- Properly staked grade 8 gas key screws
- Carpenter 158 steel bolt
- 4340 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
- Compatible with full auto triggers
- Lifetime warranty
- Proudly made in the U.S.A.
Specifications
California Prop 65 warning
WARNING: This product can expose you to chemicals, which are known to the State of California to cause Cancer and Reproductive Harm. For more information go to www.P65Warnings.ca.gov.Ratings & Reviews
41 reviews
4K Rounds and counting.
by Christopher -
Waited to review this item. Arrived quick within a weeks period. One it came in I decided to right away change the extractor spring and o-ring to the BCM enhanced set. Outside of all that she’s been down 3k of steel and 1k of brass. So far no signs of wear on it.