Different spring rates available

4volt batteries are compatible with only Mobile Warming 7

For more information on mounting:

Manufacturer's Part#: 03-108

In our opinion it's an absolute must for off-road motorbikes

Touratech - ZEGA Top Case Rack (Replacement for Original BMW Rack) - BMW F850GS, F75GS Options:Top Case Rack Different spring rates availableInstallation Instructions The special mounting for our ZEGA Evo Pro XXL top cases. Made entirely of stainless steel and extremely robust, the top case carrier is the perfect mount for ZEGA Evo and ZEGA Pro top cases. The design and function of the carrier was developed specifically for the requirements of the BMW F 850 GS. It can be mounted on both the GS and GS Adventure. A special bracket construction which is attached via the 4 available screw