Evergreen Scale Models 2125 Styrene V-Groove .020 x 6 x 12,.125"

Opaque white polystyrene V groove siding. .020" (.50mm) thick X .125"( 3.2mm) groove spacing X .021" (.53mm) groove width. Groove spacing is center to center of grooves.

Evergreen Scale Models is the world's largest producer of polystyrene plastic shapes, strips, and sheet materials in metric and inch sizes.