PAD DIMENSIONSDiameter-3inch, Hight-1.3inch, Groove depth-0.6inch, Groove Width-0.4inch BEST PROTECTIONThis floor jack pad adapter is a great protector to prevent your frame rail, specifically pinch welds from bending or scratching while using with a car jack stand. HEAVY DUTY Made of durable rubber material, Maximum Load Bearing is 4 Tons.Jack stand rubber pad adapter is designed to be sturdy enough to support your car while soft enough to resist pressure for your jack stand. UNIVERSALWe have specified jack pads' dimension on the picture, Please check your jack's size/dimension before your purchase. The jack pad adapter fits most floor jacks and vehicles and hold up to the rigorous needs of mechanics and DIY enthusiasts, alike.