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