C.E. Smith Ribbed Roller Replacement Kit - 4-Pack - BlueRibbed Roller Replacement Kit 4 Pack Blue Replace your worn ribbed rollers with this ribbed roller kit. Rollers fit 1 1 8" shaft or 3 4" shaft using included Delrin bushings. Features: 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