Our Jackramps will get your low car high enough to get a jack under it. They are lightweight and stack together so they are portable. They measure 24”L x 7”W x 3”H. These ramps also feature a two level design and rubberized bottoms for ease in mounting and add an extra 3” of clearance which provides plenty of room for your floor jack. Each ram supports 5,000 lbs for a total of 10,lbs per pair.