Rev-A-Motion Single 35 Qt Trash Can. Rev-A-Shelf 4WCBM Series Waste Units are the only bottom mounts available with the new Rev-A-Motion 8" Soft-Open, 8" Soft-Close slide system. Innovative gas spring assisted shock allows the unit to open smoothly and close softly even under the heaviest use. New design allows for easy 5 screw installation into 1-1/2", 1-5/8", and 1-3/4" face frame sizes as well as frameless cabinets.Minimum Cabinet Opening: 11 3/8" Width.*Lid Sold Separately.