HD40ATD Side clamps, center hold down and diverter channels, used on the top deck of a RD 40A Read Screen All. This is sold as a complete kit and all necessary bolts and rubber channel is included. 2 week lead time.HD40ATD, Side clamps and center hold down used on the top deck of a RD 40A Read Screen. Part numbers 428, 493 and 973. Part number 10256 is the rubber channel and a 37 foot roll is included. This will be items number 1, 2, 3 and 4 in the Read Screen drawing. Screen is not included in this purchase. Only shown in the picture for informational purposes. These parts will be shipped by truck to your location and freight charges will be dependent on your