Rev-A-Shelf 4WP18-57-KIT, 12"W X (2) 57 Inch Height Base Cabinet Swing Out Pantry Door Units, Min. Cabinet Opening: 31-1/2"W X 12-1/2"D X 57-3/4"H
This corner cabinet shelf is easy to assemble, sturdy, and a great space saver. It holds more than expected and spins easily. However, some users found the shelves to be flimsy and the installation challenging in tight spaces.