Rise Armament Bolt Carrier Group 5.56x45mm NATO Nickel Boron 4140 Steel RA1011NIB

Rise RA1011NIB BCG UPC 851046006040 | Rise Armament Bolt Carrier Group 5.56 NATO NiB 4140 Steel RA1011NIB Rise reliability rocket: Rise Armament RA1011NIB – Bolt Carrier Group 5.56x45mm NATO Nickel Boron 4140 Steel featuring UPC 851046006040. AR cycle savant, full-auto rated. RA1011 – Rise's BCG benchmark. NiB coated 5.56 bolt beast. Key Features of Rise RA1011NIB BCG 5.56x45mm NATO / .223 Rem: Mil-spec mastery. 4140 Steel Carrier & Bolts: Shot-peened strength. Nickel Boron Coated: Lube-less lubricity. Full-Auto Profile: HP/MPI Tested. Proper Gas Key Stake: Lock-tight longevity. Specifications - UPC 851046006040 SpecificationDetails Caliber5.56x45mm NATO Material4140 Steel CoatingNickel Boron ProfileFull-Auto ModelRA1011NIB Rise RA1011NIB: Cycle smoother, cleaner, faster. BCG boss. NiB ninja. AR accelerator. The End