You cannot add "933-3247 Walthers N Cornerstone Western Flood Loader -- Kit - 16 x 2-7/16 x 9-5/8" 42.5 x 6.1 x 24.4cm" to the basket because the product is out of stock.
933-3261 Walthers N Cornerstone Modern Roundhouse 3 Add-On Stalls — Kit – 10-13/16 x 3-15/16″ 27.4 x 10cm; Stall Width at Rear: 3-3/16″ 8.1cm