BendPak RBJ15000 / 15,000lb Capacity Rolling Bridge JackThe RBJ15000 bridge jack is capable of lifting half of a 30,000 lb. truck or commercial bus. The HDS 35 four post car lift is a heavy duty machine meant for professional shops that deal with massive, specialty equipment. If you have a truck lift, you have easy access to the undercarriage but cant get to the wheels. A rolling bridge jack opens the door to new service opportunities, such as wheel balancer, wheel alignment and tire changer equipment.