The Rk-55 is designed to be the small version of the very popular RK-3E.Rk55 has a 1/4HP motor and a 12"- 30cm wheelhead. Two year WARRANTY on this premium, quality machine.The Online Shipping Fee charged includes PayPal fees on wheel purchase even if collecting from our store. If you wish to save some money, contact us and then pay by Bank Transfer after we issue a Tax Invoice for payment.