Slide-Co 16224-B Closet Door Roller, Back, 1/2-Inch Offset, 3/4-Inch Nylon Wheel,(Pack of 2) Wardrobe Door Back Roller Single Wheel Side Mounting Single wheel Side mounting 1/2in. Offset adjustable bracket for back door 3/4in. O.D. round edge nylon wheel Fits 3/4in. to 1-3/8in. thick by-passing doors up to 50 lbs. each