Everything you need to replace old ribbed rollers! Rollers will fit 1-1/8" shaft or 3/4" shaft using the included Delrin bushings. Black natural rubber rollers. Zinc-plated washers and clips. Ribbed Roller Kit includes• Four 5"dia. x 3"W ribbed black rubber rollers with polypropylene hubs to fit 1-1/8" shafts• Four Delrin bushings to fit rollers to 3/4" shafts• Four 1-1/8" washers• Four 3/4" washers• Four retainer rings Four 1-1/8" washers Four 3/4" washers Four retainer rings | Black Rubber Ribbed Roller Kit