1/12 Scale Bull-Dog Nose for a EMD type locomotive. More than 10.000 cm3 (really 31.200 cm3 and density 1,32 %), Shapeways is aplying the
Bounding box pricing on big low density products
"Large, extremely low density models printed in White Strong & Flexible are priced based on bounding box volume rather than material volume. For models with a bounding box over 10,000cm3 and a density less than or equal to 2.6%, the price is $.0385 per bounding box cm3 plus a base price of $1.50."