.458 Bolt Carrier Group Nickel Boron

Prime Weaponry

$ 189.95 

Sorry, this item is out of stock


This is a .458 SOCOM Nickel Boron coated Bolt Carrier group. If you're not only looking for something to pack a punch and at the same time deliver performance than this Bolt Carrier group provides everything you need.


- 8620 Steel Carrier

- 9310 Vac-Arc Steel Bolt

- Tool Steel Extractor

- 4140 steel Gas key

- 4340 Steel Cam Pin

- Grade 8 Hardened Fasteners

- Shot Peened

- Gas key properly staked to Mil-Spec Standards

- MPI tested