CAT Trencher Attachment, Model T6B, Skid Steer Style Quick Attach, Standard Flow, Digging Depth Up To 36″ Cutting width 8″ (Cutting Width Can Be Changed Cutting Width 6″ 8″ 10″ 12″, Drive System: BI-Directional, Direct Drive Gerotor Motor, Slid Shift, Used Very Little, Runs Operates And Digs Real Well, Sell $3,900 (To Replace This Unit Today Would Cost $8,000+) 940-206-2809 or 940-300-6703