J P Enterprises 308 Enhanced Bolt Carrier Pin Package (High Pressure Large Frame, Black, QPQ)

Overview

J P Enterprises High Pressure Large Frame .308 Enhanced Bolt Carrier Pin Package.

What’s Included

• JP Enhanced Cam Pin
• JP Enhanced Firing Pin
• JP Firing Pin Retainer Pin

Key Details

• QPQ finish
• Steel construction
• Reduced wear and increased lifespan

Compatibility Notes

• Make model fit: AR-15 Universal
• Cartridge: 308 Winchester
• Compatible with JP High Pressure Enhanced Bolt assemblies (listed as compatible with the JPEB-308HP, JPBC-EB308HP and any rifle equipped with JP’s High Pressure Enhanced Bolt).
• Firing pin retainer pin optimized for JP bolt carriers but is described as a functional replacement for pins in all large-frame bolt carriers of the DPMS LR-308 pattern.
• Firing pin compatibility warning: compatible only with JP High Pressure Enhanced Bolt assemblies; not to be used with other bolt assemblies.
• Firing pin retainer pin compatibility warning: not compatible with Armalite bolt carriers.

Features (as described)

• Tighter dimensional tolerances for reduced bolt assembly and cam pin wear
• Redesigned cam pin head for easier disassembly and more controlled fit
• Rock-hard QPQ coating for corrosion resistance and lubricious cycling
• Additional polishing to critical surfaces for smoother operation