Out of stock
AAC Blackout 51T 5.56 NATO 1/2"-28 Muzzle Brake, Black - 100183
Out of stock

AAC Blackout 51T 5.56 NATO 1/2"-28 Muzzle Brake, Black - 100183

SKU 31824
Brand Advanced Armament
Model Number 100183
UPC 857839002749
Customers must read Compliance Information before purchasing.

Product Details


  • Model: Blackout 51T
  • Caliber: 5.56x45mm NATO
  • Thread Pitch: 1/2"x28 TPI
  • Material: Heat-treated 17-4 stainless steel
  • Finish: Nitride coated
  • Color: Black
  • Mount: 51T Ratchet Mount
  • Compatibility: NOT for use on SCAR 17 or Ruger Gunsite Scout


Palmetto State Armory is your source for AR-15 parts and accessories, including a vast selection of AR-15 muzzle accessories from your favorite brands like Advanced Armament!

Engineered to reduce recoil and increase shot accuracy, the highly efficient AAC Blackout 51T Muzzle Brake features a fast-attach 51T Ratchet Mount and is compatible with AAC sound suppressors. Constructed from aerospace-grade heat-treated stainless steel and finished with a Nitride coating, the Advanced Armament Blackout AR-15 muzzle brake is designed for high surface hardness and durability.

Note: *NOT* for use on FN SCAR 17 or Ruger Gunsite Scout


Q & A

Retail Stock


All NFA Rules Apply.
These items are controlled by the U.S. Government and authorized for export only to the country of ultimate destination for use by the ultimate consignee or end-user(s) herein identified. They may not be resold, transferred, or otherwise disposed of, to any other country or to any person other than the authorized ultimate consignee or end-user(s), either in their original form or after being incorporated into other items, without first obtaining approval from the U.S. government or as otherwise authorized by U.S. law and regulations.