Center End Stack Boot112SEquivalent length 50'.Sizes 10" x 3-1/4" x 5" - 6", 12" x 3-1/4" x 5" - 7", 14" x 3-1/4" x 8"; available 12 per box.Sizes 10" x 2-1/4" x 5", 12" x 3-1/4" x 8"; packed to order.