AIM .308/7.62x51 Bolt Carrier Groups
AIM .308/7.62x51 Caliber BDG Phosphate Bolt Carrier Groups. A great BCG at an even better price! We are having these built to our exacting Standards. The Bolt is shot peened and manufactured out of 9310 Tool Steel with a 4140 Machined Extractor. The BCGs are the more common DPMS pattern with Magnesium Phosphate, NiB, or Nitride finishes.