Undermount Add On Shelf, for paper or accessories, 5-1/2” height clearance (when mounted under a shelf, clearance will be reduced by height of the front turn down), max. load 5 pounds per linear foot evenly distributed, includes (2) fixed paper partitions, shelves under 36” have 1 partition standard (usable work space will be 1-1/2” shorter and 3/4” shallower than the size ordered) factory installation only, specify the item and location for mounting (per linear foot)