You cannot add "933-3238 Walthers N Cornerstone Farmer's Co-op Rural Grain Elevator -- Kit - Elevator: 4-3/8 x 5-3/8 x 6" 11 x 13.7 x 15.2cm" to the basket because the product is out of stock.
933-3817 Walthers N Cornerstone Steel Water Tank — Kit – 2 x 2 x 4-1/2″ 5 x 5 x 11.4cm