Replacement part for the River Quiver 2-Banger mount system Used to further secure your River Quiver Authentic RiverSmith accessory Weight Model Number RS00805 River Quiver Mount Lock security hardware is available as a premium upgrade to further secure your River Quiver fly rod holder. We doubt many people will have the time or tools to remove an entire River Quiver from your vehicle, but if you want added peace of mind the River Quiver Mount Lock Kit is for you. It is designed with a custom molded tamper-proof bolt and a unique driver coded to match. These are offered in standard length and an extended option adding 1'' to use if you have used a spacer kit with your River Quiver fly rod holder or over-sized crossbars.