12" X 24" OPAQUE WHITE POLYSTYRENE LARGE SCALE SIDING

12" X 24" LARGE SCALE SIDING IS AVAILABLE IN BOTH CAR SIDING AND NOVELTY SIDING:
CAR SIDING (.060" THICK, 1.5mm)
1:20.3 SCALE PASSENGER CAR SIDING HAS .110" (2.79mm)  GROOVE SPACING.
1:20.3 SCALE FREIGHT CAR SIDING .160" (4.06mm) GROOVE SPACING