2 x 3D printed narrow gauge steel sided wagons in Gn15 scale. G scale running on 16.5mm track. Simple one piece body on skip type chassis, they are rugged and easy to paint and assemble Plastic wheels are included They are designed to be coupled using a staple or fine piece of wire (See photos) Assembly best with epoxy adhesive such as Araldite or superglue WHEN BUYING MULTIPLE ITEMS PLEASE ADD TO BASKET FIRST TO COMBINE POSTAGE