UGEARS Mechanical Wooden 3D Puzzle Model Tugboat Construction Set

Model Size: 11.2*4.7*7,3 in (28.5 * 12 * 18.5 cm) Package size: 14.9*6.7*1.3 in (37.8 * 17 * 3.2 cm) Number of components: 169 Estimated time for assembly: 3 hours