For overlay doors 1 3/8" (35mm) to 1 3/4" (44mm) thick doors not exceeding 150 lbs. (60 Kg) Ideal for wardrobe doors Bearings take vertical and lateral loads, Designed for mullion or face frame mounting, Doors can be installed floor-to-ceiling, Screw holes allow for vertical and horizontal adjustment Doors can be opened 180º, Non-Handed