The Triumph Tiger 1200 Expedition Black Aluminum Top Box A9500835 is a robust and durable water-resistant aluminum top box constructed from a 1.5mm thick single skin aluminum structure and has a sleek black finish. Polymer corner reinforcements enhance protection, and the top box utilizes a quick release removal mechanism using the ignition key. With a capacity of 11 gallons, there is space for a full-face helmet. Triumph Tiger 1200 Top Box Sliding Carriage Kit and mounting system is available separately.