M16 Bolt Carrier Group - 4140
Bolt Carrier Group
- Complete M16 Bolt carrier group.
- The carrier is made of 8620 and the bolt of 4140 steel.
- The interior of the bolt carrier and gas key has been ceramic treated to provide corrosion & heat resistance.
- Made in the USA.
- Excellent quality.
- Warranty info
Test firing with this Bolt Carrier Group.