Upgrade and maximize your kitchen cabinets with this Rev-a-Shelf Two-Tier Wire Pullout Cabinet Drawer Basket, an ideal addition for your kitchen, pantry, bathroom, under the sink cabinet, and more.The key to this system is an extending ball-bearing system that allows you to smoothly Pullout what you need. The system is strong enough to hold up to 100 lb., making it a great way to hold heavier appliances that would otherwise be difficult to Pullout of a cabinet.This sturdy Two-Tier wire storage basket has an 18'' depth to maximize storage space. Easily install this basket into most 15'' cabinets with an 11.5'' opening to simplify storing pots, pans, lids, bottles, or other kitchen supplies. To install this storage organizer system, drill 4 screws to connect the base to the bottom of your cabinet. All the required mounting hardware is included (optional cabinet door mounting kit, 5WB-dmkit, sold separately).