This is a Mono-rail roller for drawer slide systems. Roller mounts on right hand side of drawer as viewed from the rear; 13/16 in. outside diameter. Used by mono-rail track drawers Right hand roller Mounting holes are 1-5/8 in. on center Stamped steel construction with nylon roller 13/16 in. roller All the necessary mounting hardware is included for a quick and easy installation A Phillips head screwdriver is required for installation For further dimensional information, please see the line drawing Features Item Weight 0.145 Slide System Regular Mount Type Undermount Features No Additional Features Weight load per set (lb.) 0 Package Quantity 2 Returnable 30-Day Builders Hardware Product Type Drawer Slides Finish Family Metallic Material Plastic Drawer Slide Type Undermount Maximum Expandable Length (in.) 0 Product Width (in.) 1.625 Slide Length (In.) 0 Product Height (in.) 3.375 Manufacturer Warranty Goods are warranted against defects in manufacturing for 1 year. In no case is Prime-Line responsible for user related damage or damage incurred during installation. Warranty is void if products are subjected to abnormal conditions, misapplication or abuse.