Laser Engraved BAD INC Logo on this full auto bolt carrier group; no tax stamp required for this BCG.
Bolt Carrier: 8620 Steel Case Hardened, Machined from Billet
Firing Pin: 8740 Steel, Center-less Ground, Hard Chromed
Gas Key: 4130 Steel with Grade 8 Screws, Properly Staked, Machined from Billet
Cam Pin: 4340 Hardened Steel
Finish: Black Nitride finished with an ultra-hard, corrosion resistant top surface layer for wear resistance and minimal need for lubricants.
Bolt: 9310 Steel, Cased Hardened, Shot Peened, Mil-Spec Dimensions, CNC Ground After Heat Treat, Black Nitride Finished
Extractor: 4340 Steel, Manganese Phosphate Finished for Positive Grip
Enhanced: The new bolt carrier geometry was designed to reduce carrier tilt and the key bearing surfaces are relocated to increase reliability.
Made in U.S.A.