Purpose and benefit: Strengthens the bottom of the for tour pack and increases its service life; provides enhanced secure installation support on mounting luggage racks. Easy installation: Mount directly to the bottom of the mounting luggage rack using predrilled holes that align with the for tour pack holes. Durability and materials: Durable metal plate attached to the underside of the base; not easy to rust for reliable longterm use. Installation notes: No instructions included; easy to reinstall back to the original position. Compatibility and reliability: Designed to align with standard for tour pack mounting holes for a secure fit on compatible luggage racks. Use scenario 1: While touring with a mounted tour pack on a standard luggage rack, the plate provides reinforced bottom support to help prevent wear on rough roads and extend the pack's life. Use scenario 2: Replacing a worn or damaged bottom plate on a tour pack setup; quick, straightforward reinstallation to restore stability. Use scenario 3: Retrofit on motorcycles with compatible luggage racks that use the for tour pack hole pattern; enables a secure and durable mounting solution without modifying the rack.