Out of stock
JMAC Customs RRD-4C-14F-KM KeyMount Muzzle Device
Out of stock

JMAC Customs RRD-4C-14F-KM KeyMount Muzzle Device

SKU 5165502086
Model Number RRD-4C-14F-KM
UPC 5165502086

Product Details


  • Bore: .30 Cal
  • Thread Pitch: 14x1 LH
  • Overall Length: 2.82" (1.5" added length)
  • Material: 17-4ph Stainless
  • Finish: Black Nitride
  • Weight: 2.92 oz


(R)ecoil(R)eduction(D)evice(4) ports(C)ompensator(14)mmLH threads(F)ace(KM) KeyMount by JMAC Customs, or RRD-4C-14F-KM for short is designed to be permanently attached to a 14.5 inch barrel and adapt to KeyMo compatible suppressors! It is recommended that this muzzle device be professionally installed on a 14.5" barrel by a professional gunsmith to ensure alignment

This WILL NOT work on a standard AKM, pistol, or SBR. Barrel must extend at least 1.32” from the gasblock.


  • 14mmLH
  • 82" long
  • Only adds 1.5"
  • Sleeves the barrel 1.32"
  • 17-4ph Stainless
  • 5oz

This device is designed to be tightened against the face of the barrel. You must use our face shims (optional) or your barrel MUST be faced to properly time this muzzle device.


***JMAC Customs is NOT responsible for an improperly installed muzzle device. ***


This is a licensed product through Dead Air Silencers.


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