Rack, Ultrasonic Accessory Type Rack, Height 13/16 in, Length 5 1/2 in, Width 11 in, For Use With Ultrasonics Cleaner, Material Metal This ultrasonic cleaner rack allows the total volume of the tank to be used while keeping parts, fixtures, and containers about ½» above the tank bottom. It is also useful as a countertop drain rack after use. Use with compatible cleaners, available separately.