【Heavy-Duty Hydraulic Lift】 6000 LBS Capacity & Premium Steel. Garvee's car wheel dolly jack set supports 1,500 LBS per unit (6,000 LBS total), crafted from high-grade carbon steel for maximum durability. Features dual safety locks for secure vehicle lifting—ideal for auto repair shops, garages, and heavy-duty towing. 【Effortless Foot-Pedal Operation】Quick & Smooth Hydraulic Lift.Powered by a high-speed hydraulic pump, this wheel dolly jack lifts your car, SUV, or light truck in seconds—just press the foot pedal! No manual ratchets needed, saving time and effort during tire changes, repairs, or vehicle storage. 【360° Swivel Casters】 Easy Maneuverability for Any Vehicle. Equipped with 4 in smooth-rolling swivel casters, this wheel positioning skate allows effortless 360° movement, even under heavy loads. Fits tires up to 12 in wide, perfect for most cars, and trucks. 【Easy 3-Step Lifting】No Tools Needed! Simply unlock the hydraulic valve, position the dolly under your vehicle’s tire, and pump the foot pedal for lifting. Once at the desired height, lock the safety pin—your car is securely raised without complex tools or extra effort! Perfect for quick tire changes, brake repairs, or vehicle storage, this wheel dolly jack makes heavy lifting fast, stable, and hassle-free. 【Kindly Remind】 When using only two car wheel dollies, it is advisable to place them under the rear wheels of the vehicle. This positioning helps to evenly distribute the weight and reduces the risk of damaging the dollies, as the front wheels tend to carry a heavier load.