30 0 2011 Appco FS40 Oil Field Trailer $12,500 USD Up for sale is an Appco FS40 Sand King Frac Sand Silo w Conveyors for Oil Field. Powered by a 6 cylinder diesel. Has 4 storage bins and an underbody conveyor. Rear discharge conveyor. Spring... ConditionUsedL x W63 ft. x 11Stock Number3838 MLS Number12705228CategoryOil Field Trailers Last Updated2/18/2025 LocationWatkins, CO, US Sold ByBlue Point Sales (877) 889-___ SHOWNUMBERCall Seller Email Seller Save More Info