Designed to work with all KFI Pro Poly and Pro-S Steel Blades.Designed to wear with the wear bar.Two height adjustments for reversed wear bar or new wear bar. (see above PDF manual for details)1/4" Grade 50 Steel.Powder coated black for supreme durability.Hardware included.Both passenger and driver side included.Compatible with the following KFI plow blades:105048105054105060105066105072105860105866105872