R1 Tactical M16 Bolt Carrier Group - Nickel Boron-FREE SHIPPING!

The R1 Tactical M16-profile .223/5.56mm/300 BLK Nickel Boron (NiB) Complete Bolt Carrier Group is a drop-in ready BCG for Mil-Spec upper receivers.  The NiB coating provides added lubricity, friction reduction for a smoother cycling, excellent corrosion resistance, and prevents carbon build-up for easy removal of carbon. Each bolt carrier group maintains strict Mil-Spec dimensions to ensure reliable and guaranteed functionality.  The carrier is made from 8620 steel, and the bolt and gas key from 9310 steel.  The bolts are shot-peened and MPI tested to ensure quality.  The BCG Assembly includes cam pin, extractor, Mil-Spec Extractor Spring, Viton O-ring, firing pin, and firing pin retainer.

Color: Silver
Carrier Finish: Nickel Boron (NiB)
Bolt Finish: Nickel Boron (NiB)
Carrier Material: 8620 Steel
Bolt Material: 9310 Steel
Weight: 11.4 oz
Gas Key: Forged Mil-Spec Grade 8 attached and staked
Bolt: 5.56 Shot Peened and MPI
Caliber: .223/5.56/300 BLK

Features:

- The M16 profile bolt carrier has a full-diameter section at the end of the carrier providing additional weight for added stability and is fully compatible with AR-15 platforms
- Nickel Boron coating provides added lubricity, friction reduction, and corrosion resistance
- Features Mil-Spec dimensions to ensure correct functionality and reliability
- Carrier is made from 8620 steel and bolt/gas key from 9310 steel
- Shot peened and MPI tested
- Made in the U.S.A.

Includes: 

(1) M16 Bolt Carrier - Nickel Boron
(1) Bolt - Nickel Boron
(1) Extractor - Nickel Boron
(1) Cam Pin - Nickel Boron
(1) O-Ring
(1) Firing Pin
(1) Retaining Pin