Schioppa GL 412 NPE G L12 Series 4" x 1-1/4" Diameter Swivel Caster with Total Lock Brake， Non-Marking Polypropylene Precision Ball Bearing Wheel， Plate 3-1/8" x 4-1/8" (Bolt Holes 3-1/8" x 2-1/4")， 275 lb</br></br></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/41mnwyPBDJL.jpg' noproxy></br>