Keep you and your car safe with a pair of these ToolPRO Ratchet Car Stands. Sporting a sturdy ratchet system with fast and fine resolution adjustment to maximize the lifting height of your jack and provide you with a lot of room for activities. To raise simply lift the red shank to the desired height , to lower support the weight of the shank and lift the plastic coated handle. One pair of stands will support up to 3000kg, suitable for light to medium duty vehicles. Safe Use of Vehicle Stands: Incorrect use may result in injury or death. Do not extend the height of the stand beyond its maximum working height, nor use items such as bricks or timber to support the vehicle.