The Marlin® Trapper Series Model 1894™ chambered in .357 Magnum features a 16.1", cold hammer-forged barrel with a 1:16" twist. The threaded barrel (1/2"-28), comes with a match-polished thread protector and will accommodate common muzzle devices. In addition to .357 Magnum, the rifle also accepts .38 Special. Product Features • Receiver, lever and trigger guard plate are CNC machined from stainless steel forgings. • Barrel is made of stainless steel and is cold hammer-forged which results in ul