Home / Twin Star Cars Products / Twin Star Cars O Scale Products / Twin Star Cars O Scale Detail Parts / Rock Island Heralds Rock Island Heralds$10.00 Purchase Information SKU: TSC RI Herald Categories: Twin Star Cars O Scale Detail Parts, Twin Star Cars O Scale Products, Twin Star Cars Products Description Description Etched heralds for F Units Related products Twin Star Cars O Scale Detail PartsTwin Star Cars O Scale Products EMD Coupler Lift Bar Bracket 8 QTY brackets to complete one locomotive Twin Star Cars O Scale ProductsTwin Star Cars Products Rock Island 53′-6″ Flat Car Kit (sold out) The model represents the 46’ Ryan Car Company series 93250 – 93749 which were rebuilt and stretched to 53’-6” between 1941 and 1942. The new cars were renumbered to 90500 – 90798 Twin Star Cars O Scale Detail PartsTwin Star Cars O Scale Products Spark Arrestors Spark arrestors used on Rock Island GP and F units. Twin Star Cars O Scale Detail PartsTwin Star Cars O Scale Products URECO Hand Brake