The Wheel Stud Service Kit is completely portable and includes a 10 ton hydraulic cylinder to provide fast and effective removal of even the most seized studs. This kit also includes a rigid heat treated steel press frame, 4140 chrome-moly steel components, and a convenient carrying case. - Removal of the hub is not required - Eliminates the risk of damage to hubs, seals, wheel bearings, and wheel studs - Interchangeable adapters for maximum flexibility - Maximum safety from accurate installations - 10 ton hydraulic cylinder - For use on inboard hubs on trucks and buses Note: For use with any 10,000 psi hydraulic power source (optional). See related products above. "Do not use a hammer to remove or install studs while the hub is on bearings. A hammer can cause impact damage to the bearing raceway, which will reduce bearing life. Serious personal injury and damage to components can result." ArvinMeritor (2008) Maintenance Manual MM-0637 (Revised 06-08) Shipping Weight 36 lbs