01/08/08 - Kingston Landformers offers land levellers that range from 4 feet garden tractors to 16 feet heavy duty tractors. The range of land levellers includes the K-Tec 400, K-Tec 600, K-Tec 700, K-Tec 800, K-Tec 800HD, K-Tec 1000, K-Tec 1000HD, K-Tec 1200, ...