34 liter quick release trunk, 1 key and mounts. Use it as a nice luggage plate or throw the trunk on. Easily holds my xl schuberth. Water proof.
http://cariboucases.com/Rear-Top-Case-Systems/34L-Rear-Top-Case-Systems/yamaha-super-tenere-xt1200z-caribou-34-liter-rear-top-case-system.html