Prime-Line Products GD 52140 Door Roller， Standard Shaft， Nylon Ball Bearing，(Pack of 2)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Steel Ball Bearing with Steel Inner Race and Nylon Tire For Smooth Operation</li><li>Factory Lubricated</li><li>Excellent Performance In All Weather Conditions</li><li>Easy to Install</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31TfipH4iIL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/410kTavXCuL.jpg" noproxy>