For treehouses, playhouses, climbing frames, and more. With this robust pulley system, including a sturdy metal bucket, the loads of little adventurers can be effortlessly transported up and down without any physical strain. Practical: The handle of the bucket features a small notch to keep carabiners and rope securely in place. With a pulley, children can playfully learn about how forces work and the tricks to easily move heavy objects. This saves the hassle of climbing up and down, adds fun, and trains dexterity.