JMAC Customs RRD-4C 14F KeyMo Face Mount Muzzle Brake

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

The JMAC Customs Sandman RRD4C is designed to be permanently attached to a 14.5 inch barrel and adapt to the DEAD AIR Sandman suppressors! We recommend this muzzle device be professionally installed on a 14.5″ barrel by a capable gunsmith to ensure proper alignment.

• 14mm LH threads
• 2.82″ long
• Only adds 1.5″
• Sleeves the barrel 1.32″
• 17-4ph Stainless
• 3.6oz

This device is designed to be tightened against the face of the barrel. Your barrel MUST be faced to properly time the Sandman RRD-4C.

***JMac Customs & KNS Precision, Inc. are NOT responsible for an improperly installed muzzle device. Kalashnismith install is highly recommended***

This is a licensed product through Dead Air Silencers.