Johnny Ray Swivel Mounts keep your equipment secure and handy. These heavy duty mounts have a 24-position swivel top. Patented lever-release mechanism allows you to remove the unit from the base. Made of a molded, highly durable nylon. Available: The JR-300 mounts fit most popular liquid-crystal graphs including Eagle, Lowrance, Bottom Line, Impulse, Apelco, Si-Tex and Interphase also LORANs and radios. The JR-400 Fits Bottomline Sidefinders and other small instruments. The JR-500 fits Eagle Ultra Classic, Optima, Lowrance X-65, X-75, X-85, and Hook-7 series. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Mounts and Bases.