Rainier Arms Precision Match 308 Bolt Carrier Group - Black Nitride HPR
Availability:
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SKU
HU04676
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Description
The Rainier Arms Precision Match .308 BCG in Black Nitride is machined and finished to a higher standard to meet and exceed all Mil Spec. It is machined using the most precise equipment in the industry. The bolts are MPI tested & Marked to give you ultimate confidence in your weapon system. Our Bolt now features our improved Firing Pin, optimized for 6mm & 6.5mm calibers High Pressure Cartridges.
- Carrier Specifications:
- Full Auto Carrier
- SAE 8620
- Heat Treated
- Shot Peened
- Finish is QPQ treated
- Bolt: 9310 Steel
- Shot Peened
- Heat Treated
- QPQ Treated
- Extractor: S7 Tool Steel
- Precision Machined
- Shot Peened
- Heat Treated
- QPQ Treated
- Extractor Retaining Pin:
- Precision Machined 4140
- Heat Treated
- Precision ground to diameter
- Firing Pin:Colt Full Auto Spec
- Machined 4140
- Heat Treated
- Weight 1.2 lb
