JMAC Customs RRD-4C 30S KeyMo Shoulder Mount - 5/8x24

(R)ecoil

(R)eduction

(D)evice

(4) ports

(C)ompensator

(28) 1/2x28 threads

(S)houlder

(KM) KeyMo

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

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

• Threads: 1/2-28 threads
• Length: 2.82" long
• Material: 17-4ph Stainless
• Weight: 3.84oz
• Includes shim kit and pin

***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.