PartsPart number11-103478Dimensions24"W x 6"D x 1-3/8"TPart number11-103480Dimensions24"W x 12"D x 1-3/8"TPart number11-103481Dimensions24"W x 15"D x 1-3/8"TPart number11-103482Dimensions48"W x 6"D x 1-3/8"TPart number11-103484Dimensions48"W x 12"D x 1-3/8"TPart number11-103485Dimensions48"W x 15"D x 1-3/8"T