Caldwells Brass Retriever makes picking up spent brass as easy as pushing a mop. The Brass Retriever can pick up rifle and pistol brass quickly and efficiently. It works anywhere, even on grass and gravel. It comes complete with a roll cage separator that allows you to dump the collected brass into a bucket quickly. It is collapsible as well, making it convenient to transport to and from the range. This retriever expands from 28 up to 57 tall.