- Used by Air Control and a variety of other door manufacturers
 - Can be used on sliding screen or glass patio doors
 - 1 in. diameter concave roller
 - High density polyethylene construction
 - 1/4 in. axle hole
 - Comes with an #8-23 x 3/8 in. machine screw and binder post
 - A Phillips head screwdriver is required for installation
 - For further dimensional information, please see the line drawing
 
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