1 0 Killbros 1280 Gravity Boxes Recently Updated At auction Oct. 9 Killbros 1280 Gravity Wagons. Qty (2). Pin Hitch. 16.5L-16.15L Tires ConditionUsedStock NumberKN7134 MLS Number13798999CategoryHopper / Grain Trailers Last Updated10/1/2025 LocationStratford, IA, US Listed ByBigIron Auctions (844) 253-___ SHOWNUMBERCall Seller Email Seller Save More Info