Kak Industry K-spec AR Bolt Carrier Group 556 300blk Chrome Silver

The Kak Industry K-SPEC AR BOLT 556/300BLK DE CHR is a precision-engineered bolt carrier group built for AR-15 platforms, delivering reliable performance in 556 and 300 Blackout configurations with a chrome-finished silver chrome coating that stands up to rigorous use. Crafted from durable 8620 steel, this bolt carrier group combines strength and resistance to wear, ensuring smooth cycling and consistent extraction across diverse shooting conditions. The K-SPEC line emphasizes enhanced functiona