MowerPartsGroup is dedicated to providing you with all of your outdoor power equipment parts needs. (2) Super Turf Tires K500 4 Ply 21×7.00-10 Zero Turn Mowers. You are purchasing two 21×7.00-10 K500 Super Turf Tires. Listing is for tires only – wheel is not included. The various logos, names, and trademarks mentioned on this website are the property of their respective owners and used for reference only. Prices, specifications, and images are subject to change without notice.