BETHLEHEM STEEL GONDOLA W/ PIPE LOAD Grow your American Flyer consist with these Milk Flat Cars! Die-cast metal trucks Operating couplers Stamped metal frame Opening side doors PRODUCT SPECIFICATIONS Gauge: S Gauge Power: Electric Min Curve: S36 Dimensions: Length: 9.5" WARNING: CHOKING HAZARD - SMALL PARTS! NOT INTENDED FOR CHILDREN UNDER 3.