Pull Out Birch Shelf With Undermount Slides-invisible - Etsy
Soft Close Base Cabinet Pullout with Undermount Slides and Adjustable Shelves, Measuring 5-1/2"W - 14-1/2"W x 22"D x 24"H, by Hardware Resources | KitchenSource.com
Blum Tandem Undermount Pull Out Shelves
Rolling Shelves 19 in. Express Pullout Shelf RSXP19 - The Home Depot