Branson CPN916042 Support Rack is for use with the 5800 and 5510 series Ultrasonic Cleaners. When using an ultrasonic cleaner, it is important not to place components directly on the tank bottom. This can inhibit the ultrasonic activity and possibly damage the unit. The use of support racks in the bottom of the ultrasonic cleaner tank allows the total volume of the tank to be used and provide a stable flat surface for parts, fixtures, or containers. The open design with rubberized feet does not inhibit chemistry circulation or ultrasonic and provides for positive drainage. Features. Assurance that items will not be placed on the tank bottom, which could damage the equipment. A stable, flat platform for placement of items for cleaning or processing. Electrowelded design for durability. All 300 series stainless construction for chemical compatibility. Bright electropolished finish for cleanlinessSpecifications. Material Stainless Steel. Dimension 11 x 8.5 in. W x 0.8 in. D