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.
This .223 Wylde chambered 18" barrel is machined from 416R Stainless Steel with a bead blasted finish and it features a FailZero Nickel Boron Coated Extended M4 Feed Ramp Extension. This barrel also features a 1/2x28 threaded barrel.