CE Smith Ribbed Roller Kit - Black Natural Rubber The CE Smith Roller Kit replaces worn ribbed rollers. Features Black natural rubber Zinc plated washers clips Kit Includes Four 5 diameter x 3 wide ribbed rollers to fit 1-18 shaft with polypropylene hubs Four Delrin bushings to fit rollers to 34 shaft Four 118 washers Four 34 washers Four retainer rings California Residents WARNING Cancer and Reproductive Harm - P65Warnings.ca.gov Other Details Google Product Type Trailer Rollers Product MPN 29