Rat Worx (Research And Testing Worx, Inc.) is known in the industry as a class II firearms manufacturer. Our focus is primarily gun and suppressor sales, along with manufacturing of gun parts, and suppressors.
Rat Worx is home of the only Rat Worx MRX automatic chain drive knife.
Rat Worx, Inc. was founded in 2002 and is headquartered in Mt. Morris, IL.
Designed with the help of local 3 gun competitors who were looking for a cost effective yet quality muzzle brake to help reduce recoil and muzzle climb during the high round count fast paced shooting action of 3 gun competiti