A Montana Landmark
For Over 70 Years

Advanced Armament 64132 Blackout 51t Muzzle Brake 5.56mm 1/2x28 Tpi 17- 4 Stainless Steel Black Nitride

Item number: 64132

AAC's Blackout 51T Muzzle Brake provides excellent recoil mitigation and enables users to quickly and easily install an AAC fast-attach silencer to their precision rifle or carbine. It is constructed with aerospace-grade, heat-treated 17-4 stainless steel and nitride-coated for high surface hardness and durability. This model is for rifles chambered in 5.56mm.

In Store Pickup Only

product availability
  • Kalispell:     0 Available
  • Warehouse - SS:     0 Available
    * 3-5 Business Days Delivery
product details
  • Finish: Black Nitride
  • Material: 17-4 Stainless Steel
  • Model: Blackout 51T
  • Size: 5.56mm
  • Thread Pattern: 1/2"-28 tpi
  • Type: Muzzle Brake