Prime-line Adjustable Panelled Mirror Door Roller

This 1-1/2 in. roller comes affixed to an adjustable steel constructed housing. Easily mounts to your vertical or horizontal sliding mirror door frame. Fits on Contractors Mirror Doors. The adjusting screw is centered on the top of the housing and the tabs on either side will insert into slots on that side and will be held in place by the existing screws. 2-1/2 In. hole center to center.