we supply spare parts for heavy equipment, which are mainly used on engine, hydraulic & electronic systerm, and undercarriage, covering almost the whole machine. excavator spare parts including bearings, gears, seal kits, engine parts, motors, pumps, solenoids, valves, etc. coupling (yn15v00017s010) 19 splines, 68mm length; shaft (yn15v00017s009) 15s & 19s, 247.5mm length. the shaft and coupling is used for final drive of many models of excavators. the other parts related to this final drive are also available. the shipment can reach to most of the countries of the world, please contact us if there is no option for your destination..syi