KAK Industry AR-15 5.56 / .300 BLK KAK Marked Bolt Carrier Group

The KAK Industry AR-15 5.56 / .300 BLK KAK Marked Bolt Carrier Group is a high-quality aftermarket AR-15 BCG designed for 5.56 NATO or .300 Blackout rifles. Featuring an M16 profile, this KAK BCG is built from Aircraft-grade 8620 steel with a chrome-lined phosphate finish for lasting durability in demanding conditions. Machined from a solid billet of steel, you can rest assured that the bolt carrier group will hold up to repeated use and abuse. The enhanced extractor offers improved reliability, and the gas key is staked using a hydraulic machine for consistent performance. Pick up a new AR BCG for your next build from GunMag Warehouse today.