Mustang Journey Bag - Studded 13320 Bag will handle an extended trip with ease with the combined storage capacity of the main compartment and 3 side compartments being 3,744 cubic inches Internal framework combined with adjustable backrest pad provides ample lumbar support Bag can be mounted on the rear passenger seat or the sissy bar with a luggage rack Measures 18inT x 14inD x 20inW