JMac - MDi-co

RRD-4C 30S KeyMount

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Current Stock:
3.24 Ounces
Shim Kit
Pin for Pin/Weld

(R)ecoil(R)eduction(D)evice(4)ports(C)ompensator(30)5/8x24(S)houlder(KM) KeyMount

 The best of both worlds! Our super effective RRD4-4C muzzle brake comp with KEYMO suppressor mount! 

These are designed to install with a shim kit (optional) on standard shoulder mount style barrels (factory muzzle device installed with crush washer) and can be permanently attached using the pin (optional).

  • Threads: 5/8-24
  • Length: 2.82" long
  • Material: 17-4ph Stainless
  • Weight: 3.28oz

Keymount & X-Series Suppressor Compatibility

***JMac Customs is NOT responsible for improper installation of this muzzle device or any damage to the suppressor using this device. We recommend this be professionally installed and checked to ensure alignment.***

This is a licensed product through Dead Air Silencers. 

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