Rise Armament RA1010NIB Low-Mass Bolt Carrier Group 5.56x45mm NATO Nickel Boron Steel for AR-15 Lights Equipped with a strong Tri-Ad

Equipped with a strong Tri-Ad locking mechanism for safety

Springfield 911 380 ACP with 2

Removable ground stabilizer adds support from wind during use and stows onto the feet

Fits eyepiece that is between 36mm and 58mm

or just looking to improve skills for personal defense

Rise Armament RA1010NIB Low-Mass Bolt Carrier Group 5.56x45mm NATO Nickel Boron Steel for AR-15 Lights Equipped with a strong Tri-AdPacking 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.