This Colt Mil-Spec 5.56 Bolt Carrier Group is made to Mil-Spec for long lasting reliability and durability. Made from high quality steel with a durable matte black Parkerized finish, this 5.56 bolt carrier group is full auto rated and features a chrome lined gas key. Additionally, it is high pressure tested and magnetic particle inspected. If you are looking for a high quality BCG that will last thousands of rounds, you can’t go wrong with Colt.
- 5.56/.223/.300 BLK
- Mil-Spec assembly
- M16 profile
- Full auto rated
- High pressure tested
- Magnetic particle inspected
- Staked gas key with chrome lined internals
- Matte black Parkerized finish
*There will be some variance from batch to batch. We cannot guarantee markings on the majority of Colt products as they are often inconsistent.