PartsPart number11-103445Dimensions24"W x 6"D x 1-3/8"TPart number11-103447Dimensions24"W x 12"D x 1-3/8"TPart number11-103448Dimensions24"W x 15"D x 1-3/8"TPart number11-103449Dimensions48"W x 6"D x 1-3/8"TPart number11-103451Dimensions48"W x 12"D x 1-3/8"TPart number11-103452Dimensions48"W x 15"D x 1-3/8"T