Installation Instructions: The Fixed Spool Spindle can be mounted to 15” drawer or other flat surfaces. Drawer Mount: 1. Place Fixed Spool Spindle over existing square holes in the drawer bottom. 2. Insert a 1/4” Carriage Bolt into square holes from the underside of the drawer and secure with a Flat Washer and Nyloc Hex Nut on top. (see detail) 3. Repeat at the remaining three holes. 4. Tighten all four Nyloc Hex Nuts. Installation is now complete.