Based on wood ice bunker refrigerator cars built in the 1930s to 1940s Wood cars operated into the 1970s due to superior insulation and corrosion resistance Correct lower height Wood sides with correct narrow doors, hinge and latch details Realistically detailed Dreadnaught steel corrugated ends Finely detailed AB brake gear Correct RP-25 turned metal wheels Proto MAX(TM) metal knuckle couplers