* One bolt tightening type model can not be used

It is not only flexible and durable

Simply adjust the straps on the front to make the compartment more compressed and keep things from moving

The large main compartment is closed with a water- and dust-resistant zipper

Wunderlich - Extreme Top Case Rack Options:Black-Silver * One bolt tightening typeWunderlich EXTREME Top Case Rack for the BMW R 1300 GS Adventure a solid and secure mount for all EXTREME top cases Function and product features This high quality top case rack is easily mounted plug & play to the existing attachment points It serves as a solid and secure mounting base for all top case variants of the Wunderlich EXTREME system case series (see note below) The top case rack consists of: The tubular frame for mounting to the motorcycle