Driak 20 Pics 5x23x7.5mm Nylon Small Bearings Roller Plastic Pulley Wheels for Door Windows<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Material:Carbon steel</li><li>Plastic coated small pulley，Wide application</li><li>With Bearings Shower Door Replacement Rollers</li><li>This item is ordinary precision， adaptation to low speed， low load applications，such as :Hardware accessories， doors， glass doors， aluminum doors and windows， shower pulleys and drawers， etc.</li><li>Differences in color maybe caused by some other reasons such as color reflection in the monitor， lighting， background etc. However， if you believe that the item recieved is in wrong color， please contact us to see if a return or refund is possible.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41ccKFmSuuL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41XBAU0SuTL.jpg" noproxy>