Includes two lower side sleeve shoulder bushings (Cat. 3 to Cat. 2), two lower reducer bushings (Cat. 2 to Cat. 1), two top link bushings (Cat. 3 to Cat. 2 and Cat. 2 to Cat. 1) and roll pins. This kit converts your Cat. 1 implement or attachment up to either a Cat. 2 or Cat. 3 size so that it is compatible with the iMatch Quick Hitch.