Rohloff Speedhub Oil Change Kit contains 25ml cleaning oil, 25ml Rohloff Speedhub Oil, Oil Filling Tube, 50ml syringe, drain screw with new seal. The Rohloff Speedhub must be filled only with Rohloff oils (gear box/cleaning oils). This Oil Change Kit brings together everything you will need for a successful oil change of your Speedhub. An oil change should be carried out annually or at least every 5000km.