F1 Firearms 5.56mm NATO DuraBolt Bolt Carrier Group – Gray PVD
Specs at a glance
About this product
The bolt carrier group is a critical component for the reliable function of an AR-pattern rifle. This F1 Firearms 5.56mm NATO DuraBolt Bolt Carrier Group manages the feeding, firing, and extraction cycles of the rifle. It is designed to meet military specifications for a bolt carrier group and features a Gray PVD finish for wear resistance. The carrier interior is chrome-lined. The gas key is properly staked. This unit is machined from 8620 steel for the carrier and C158 steel for the bolt. Each bolt undergoes magnetic particle inspection.
Key details
- Gray PVD finish
- Magnetic particle inspected bolt
- Properly staked gas key
- Chrome-lined carrier interior
- Tool steel extractor with black insert
- Weight-balanced carrier
- 8620 steel carrier
- C158 steel bolt
- CNC machined
- RC 40+ bolt hardness
- 11.6 ounces
- 7.5 inches long
- Made in USA
Fit and compatibility
This bolt carrier group is compatible with 5.56 NATO, .223 Remington, and .300 Blackout calibers. It is designed for use in AR-pattern firearms. Buyers should consult their rifle's manufacturer documentation for compatibility requirements.