Shepherd Hardware 9030 4-Inch Swivel Plate Caster， Rubber Wheel on Polypropylene Hub with Brake， 250-lb Load Capacity</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>250-lb Load capacity per caster</li><li>Plate dimensions: 3 3-1/2 inch</li><li>Thermoplastic rubber wheel</li><li>1-1/8 inch Tread face</li><li>Swivel plate mount design</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/41RXpvhKlVL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41NgLmQeGiL.jpg' noproxy></br>