Rise Armament RA1010NIB Low-Mass Bolt Carrier Group 5.56x45mm NATO Nickel Boron Steel for AR-15

Rise Armament RA1010NIB: Packing exceptional performance in a lightweight but full-power package. Rise Armament designed the RA-1010 Low-Mass Bolt Carrier Group (BCG) to help you shoot more accurately. With a reduced reciprocating mass during the firing cycle, it lessens recoil and helps you stay on target. The complete BCG weighs in at just less than 8.9 ounces. Specs: - Model: Low-Mass Bolt Carrier Group - Material: Steel - Finish: Nickel Boron - SKU: ACC-RISE-RA1010NIB - Manufacturer: Rise Armament - Mfg. Part Number: RA1010NIB - UPC: 850043415015 - Caliber/Gauge: N/A - Country of Manufacture: No - License Requirement: None - Threaded Barrel: No - Condition: New - Firearm Fit: N/A - Caliber: 5.56x45mm NATO