Prime-Line Closet Door Roller, Front, 1/4 in. Offset, 3/4 in. Nylon Wheel, 1-5/8 in. x 2-7/8 in. Steel Bracket

This closet door roller is constructed of nylon. It features an oval edge wheel that is affixed to a steel bracket with vertical height adjustment screw. This type of roller is used on Sterling track systems.