C.E. Smith Ribbed Roller Replacement Kit - 4-Pack - Blue. E. Smith Ribbed Roller Replacement Kit Blue TPR Zinc plated washers & clips Kit includes:Four 5" diameter x 3" wide ribbed rollers to fit 1-1/8" shaftWith polypropylene hubs Four Delrin bushings to fit rollers to 3/4" shaft Four 1-1/8" washers Four 3/4" washers Four retainer rings Package Contents: C.E. Smith Ribbed Roller Replacement Kit C.E. Smith 29320: Ribbed Roller Replacement Kit - 4-Pack - Blue