CRBN IC Barrel SS8" - Autococker Threads - Camo Gtek / 160R / 170R Upgrades KEY FEATURES:

KEY FEATURES:

x4 14x2 NBR 70 O-Ring

The extra wide head pad grips the back of your head

The Eye Pipe system also eliminates miss feeds and double feeding

CRBN IC Barrel SS8" - Autococker Threads - Camo Gtek / 160R / 170R Upgrades KEY FEATURES:CRBN IC Barrel SS8" CRBN IC barrel system features an injected carbon fiber back with an aluminum front. Unique assembly secures the insert between the front and back ensuring a controlled bore. Ultra Lightweight carbon fiber back along with aluminum front combined with durable stainless steel insert offer the ideal balance of lightweight durability. SS8 . 689 INSERT The CRBN insert is machined from stainless steel with a mirror finish exterior and