The roller assemblies will fit on doors from 3/4 - 1-3/8 inch thick. These Prime-Line products 1/8 inch offset sliding wardrobe front door roller assemblies feature a nylon guide wheel attached to an adjustable steel bracket.
A nut of the same finish and threading for proper fit is included. #8-32 coarse thread x 1/2 in. L Slotted Round Head Zinc-Plated Steel Machine Screws 10 pk, 10PK Round-head stove bolts are used to fasten metal parts together that are going into a tapped hole or through a hole and being held by a nut.length.