X tools wheel dishing gaugethe x tools wheel dishing gauge is an invaluable tool for wheel builders and experienced home bike mechanics as it assists with ensuring the rim is perfectly centred between the hubs locknuts simple to use its just a matter of lining up the contact blocks on the rim setting the gauge to the hubs locknut and then comparing this measurement with the other side used along with a wheel truing stand you will be able to line up the rim with the hub to make sure the w