DETAILS Make adjusting the vertical placement of slide out shelves easy with this pilaster system Pilaster sets are 20" tall (4 uprights in set) and come with hook dowels for 2 drawer slides ( slides not included) If Ordering slide out shelves from us, the shelves will come with 3/4 extension slides as shown Full extension slides can also be used with the pilaster system Most pantries require 2-3 sets of pilasters Pilasters can be trimmed We recommend not installing more than 3 pull out shelves per 20" pilaster system To measure for pilasters for slide out shelves Click here Pilaster measuring pdf Measure from the inside cabinet wall to the edge of the hinge or door (whichever protrudes into the opening the most Determine which pilaster will be need to clear this distance ( 1" or 1 1/4" or 2" )Measure from inside wall to opposite inside wall Subtract the size of pilaster x 2 See Videos tab for installation video Special Order Items cannot be canceled or returned Manufacturer: Tenn-Tex 800-Tenn-Tex or 336-931-1100