Keson DG5018 Fiberglass Depth Measure 50ft<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Attach any weight to the snap ring and lower to measure depth.</li><li>The depth gauge is tough， flexible and lightweight with graduations printed on both sides</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51GVY337J7L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51RhEJswpkL.jpg" noproxy>