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The heart of the BAD Authority Elite upper receiver is the billet BAD556 7075-T6 aircraft grade aluminum receiver with integral ambidextrous controls and free-float rail handguard with M-LOK attachment points at 3, 6, and 9 o'clock positions. At 12 o'clock is a full-length Picatinny accessory rail with their signature notch cut matching the upper receiver. The Authority Elite upper receiver is equipped with a 4150 chrome-moly steel black nitride barrel for durability and accuracy. The barrel is individually head-spaced with matching 9310 steel bolt and 8620 black nitride carrier for ultimate reliability and ease of cleaning.
Upper Specifications:
- Barrel Length: 10.5in
- Gas System: Carbine
- Barrel Profile: A2
- Barrel Steel: 4150 Chrome-Moly Vanadium
- Barrel Finish: Nitride
- Chrome Lining: None
- Muzzle Thread: 1/2-28
- Chamber: 556NATO
- Twist Rate: 1:8
- Barrel Extension: M4
- Diameter at Gas Block: .750
- Gas Block Type: WORKHORSE® Low Profile
- Muzzle Device: 556NATO A2 Flash Hider
- Receiver: Authority Elite
- Receiver Material: Billet 7075 T6
- Receiver Type: M4
- Handguard Type: WORKHORSE® 9.5" M-Lok® Free Float Rail
- Bolt Carrier Group Included: Yes
- Bolt Steel: 9130
- Bolt Carrier Profile: Full Auto
- Charging Handle: Ambidextrous Rack-15
- Colors: Black
Bolt Carrier Group Specifications:
- Laser Engraved BAD INC Logo
- Bolt Carrier: 8620 Steel Case Hardened, Machined from Billet
- Firing Pin: 17-4 H-900 Steel, Center-less Ground
- Gas Key: 4140 Steel with Grade 8 Screws, Properly Staked, Machined from Billet
- Cam Pin: 4140 Hardened Steel
- Finish: Black Nitride finished with an ultra-hard, corrosion-resistant top surface layer for wear resistance and minimal need for lubricants.
- Bolt: 9130 steel Shot Peened, Mil-Spec Dimensions, CNC Ground After Heat Treat, Black Nitride Finished MPI/HPT
- Extractor: 4140 Billet, Manganese Phosphate Finished for Positive Grip
