Made by carbon steel with zinc plated coating for preventing . U-shackle help you adjust the mounting distance and clipping force. duty toggle is perfect for use on doors, machinery, automobiles, jig assemblies, equipment and other medium-duty woodworking to heavy-duty job applications. self-lock design avoiding the toggle accidental opening. Quickly and with ease focus on things done., Weight: 1.04940036712 Pounds, Manufacturer: Htuteyy