They are made from Delrin offering high strength, abrasion resistance, and heat resistance, and have a smooth surface to protect your synthetic winch line. The Viking rollers are 68% lighter than stock. .97 Kg (34.4 oz / 2.1 lb) vs. stock steel rollers at 2.4Kg (83.2 oz / 5.2 lb). Delrin is somewhat similar to lightweight alloys like aluminum. We call it the alloy of plastics because it has good machining properties like aluminum, it is dimensionally stable and verytough. The material is resistant to oils, chemicals, UV light and abrasion

Universal Full Size Roller Fairlead, Standard 10" bolt pattern. Works with most 6,000 to 16,500 lb. winches with 9" drums. This fairlead can be used with steel wire cable or synthetic winchlines.