Rise Armament AR-15/M-16 Bolt Carrier Group - AR-15 Bolt-Carrier Group - Nickel Boron - RA-1011-NIB - $110.61 w/code "OVERSTOCK" (Free S/H over $175)

Description

Description
RISE Armament advanced bolt-carrier group (BCG) manufactured with precision and individually inspected to ensure high-level performance. Coated with nickel boron to reduce friction and improve overall performance.
Key Features:
- Coated with nickel boron to reduce friction and improve the rifle’s overall performance
- Unit weight: 11.6 oz.
- Individually MPI tested
- Bolt: 9310 MPI tested
- Carrier: 8620 tool steel heat treated and case hardened
- Gas key: tool steel – grade 8 hardened fasteners and staked properly
- Cam pin: 4140 steel
- Extractor: tool steel – shot peened
Weight 0.3290 oz Bolt Finish
Nickel Boron
Bolt Material
9310 Steel
Cartridge Compatibility
.223/5.56 NATO/.300 BLK
Finish
Nickel Boron
Carrier Profile
M16
High Pressure Tested
Untested
Magnetic Particle Inspected
Magnetic Partical Inspected
Platform
AR-15
MPN
RA-1011-NIB
SKU: 2990