DealFree shipping, quantity discounts available. AIM BCG-X complete 5.56/.223/.300 Blackout bolt carrier group - M16/Auto style for your AR15. Features: 8620 Tool Steel Enhanced Radius Cut Carrier Carrier is UCT EXO Nickel Boron Coated 9310 Tool Steel Bolt Bolt is Black Nitrided, Shot Peened, and MPI (Magnetic Particle Inspected) Properly Staked, 4140 Machined, Black Nitrided Gas Key Gas Key is Fastened with Hardened Grade 8 Fasteners. Extractor Includes Crane o-ring Complete, Drop in Ready! from Granite Ridge Outfitters (Product XAIMBCGX) |