Made from 9310 Steel which has a high core hardness and high fatigue strength unlike standard Hot/cold rolled 9310 steels. This is a Mil-Spec bolt assembly with enhanced features for those looking to complete a bolt carrier group. This bolt will make sure your gun outshines the competition
– Fully Assembled 5.56/.223 Caliber Bolt
– Shot Peened
– MPI (Magnetic Particle Inspected)
– HPT (High Pressure Tested)
– Power Spring Kit
– Nitride QPQ Treated
– MPI/9310 ENGRAVINGS WILL VARY BY BATCH
About the Brand
