Johnny Ray mounts keep your equipment secure and handy. These heavy-duty mounts have a 24-position swivel top and an automatic lock. Patented lever-release mechanism allows you to remove the unit from the base. Made of a molded, highly durable nylon. This two-part swivel mount fits most 7-10 Humminbird sonar/GPS units. Base comes fully assembled. Stainless steel springs and screws. Mounting plate size: 10L x 2W. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Color: Stainless Steel.