These trolley jacks feature an extra-fast single lifting pump to ensure they reach full height in just 2.5 strokes. They have a low profile design making it ideal for vehicles with a reduced clearance height, enabling a lifting range from 78-510mm. There is an integrated rubber saddle pad to prevent damage to the underside of the vehicle when in operation. Fitted with hardwearing nylon wheels with rear swiveling castors, for quiet and smooth operation. These wheels also prevent damage to garage floors. There is a safety valve to prevent the jack from overloading.