This Nelson-Rigg Hurricane Waterproof Backpack/Tailpack is a must-have for any motorcycle enthusiast. With a capacity of 30L, it is the perfect size for carrying all your essentials while on the road. The backpack is made of high-quality materials and features a sleek black color that is sure to complement any bike. The SE-4030 model comes with a manufacturer part number of SE-4030 and is designed to offer maximum protection against the elements. It is ideal for use on the road or trail and is perfect for carrying tools, spare parts, and other essentials. The backpack is easy to use and features a comfortable fit that makes it easy to carry for extended periods.