WORKHORSE COMPLETE UPPER RECEIVER

  • Barrel Length
  • Color
  • Add BCG
  • Add RACK Charging Handle

674.99 674.99 674.99 USD

529.99

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16" Upper Specifications:

  • Barrel Length: 16in

  • Gas System: Mid-length 

  • Barrel Profile: A2

  • Barrel Steel: 4150 Chrome-Moly Vanadium

  • Barrel Finish: Nitride

  • Chrome Lining: None

  • Muzzle Thread: 1/2-28

  • Chamber: .223 Wylde

  • Twist Rate: 1:7

  • Barrel Extension: M4

  • Diameter at Gas Block: .750

  • Gas Block Type: Low-profile

  • Muzzle Device: A2 Flash Hider

  • Receiver Material: Forged 7075 T6

  • Receiver Type: M4

  • Handguard Type: WORKHORSE® 15in M-Lok® Free Float Rail

  • Bolt Carrier Group Included: Optional

  • Bolt Steel: 9130

  • Bolt Carrier Profile: Full-Auto

  • Charging Handle Included: Optional

  • Overall Length: 24.5in

10.5" 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: .223 Wylde

  • Twist Rate: 1:8

  • Barrel Extension: M4

  • Diameter at Gas Block: .750

  • Gas Block Type: WORKHORSE® Low Profile

  • Muzzle Device: A2 Flash Hider

  • Receiver Material: Forged 7075 T6

  • Receiver Type: M4

  • Handguard Type: WORKHORSE® 9.5in M-Lok® Free Float Rail

  • Bolt Carrier Group Included: Optional

  • Bolt Steel: 9130

  • Bolt Carrier Profile: Full Auto

  • Charging Handle Included: Optional

  • Overall Length: 18.5in

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

*Specifications subject to change based on availability. 

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