Bushmaster® 5.56/350/300BLK Bolt Carrier Assembly
- Caliber: 5.56 NATO / .223 REM / 350 Legend / 300 BLK
- Bolt Carrier 8620 Steel
- Bolt 9310 MPI
- M16-cut carrier
- Shot Peened
- MPI Tested
- Salt Bath Nitride
Proudly Made in U.S.A.
**Orders shipping to Alaska or Hawaii may require additional shipping charges. You will be contacted at the time of shipment for additional shipping costs, if applicable.
⚠️WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to - https://www.P65Warnings.ca.gov