Brand Name: Prime-Line
*Width: 0.44 in.
*Length: 4 in.
*Diameter: 1-7/8 in.
*Material: Steel
*Product Type: Garage Door Roller
*Color: Silver
*Number in Package: 1 pk
*Application: Garage Door Roller Replacement
*Packaging Type: Carded
*Steel Ball Bearing Rollers
*  
*
* Factory Lubricated
*
*
* Roller Edge Type: Convex
*  
*
* Axle Diameter: 7/16"
*  
*
* Axle Length: 3-7/8"