PartsPart number11-103499Dimensions24"W x 6"D x 1-3/8"TPart number11-103500Dimensions24"W x 12"D x 1-3/8"TPart number11-103501Dimensions24"W x 15"D x 1-3/8"TPart number11-103502Dimensions48"W x 6"D x 1-3/8"TPart number11-103503Dimensions48"W x 12"D x 1-3/8"TPart number11-103504Dimensions48"W x 15"D x 1-3/8"T