This truck cone and backing plate kit fits the majority of medium and heavy-duty truck wheels. Features superior centering and fitment coverage for OEM and aftermarket applications. Set consists of one large truck cone and one aluminum backing plate spacer. Double?sided centering cone fits hub sizes 4.75” – 6.75”. Fits Ranger balancers with 36 mm shaft.Shipping costs are FREE when shipped with attributed main product. Freight added when shipped separately. Rural Area Surcharge may apply. See RATZ chart for Rural Area listings.