Unlock your creativity with the U Gears Model Combination Lock - 70020. This intricate wooden puzzle is a mechanical marvel that will keep your mind engaged for hours. With 34 wooden pieces, this model is a challenging but rewarding project that will test your patience and attention to detail. Once assembled, the combination lock can be used to store small items or simply displayed as a beautiful piece of art. Made from high-quality materials and with a beautiful design, this model is perfect for anyone looking for a fun and unique project. It's also a great gift for puzzle enthusiasts or anyone who loves a good challenge.