ÖHLINS - Off-Road TTX Cartridge Kit (FCX 1301)FCX 1301 If you want to keep your front fork legs but still upgrade to hlins TTX, just pull out the standard inserts and pop in this powerful TTX22 cartridge kit from hlins R&D. The same kit that is fitted in the hlins Front Fork is based on the hlins TTX technology is also available as a stand alone cartridge kit for all major models. The TTX technology brings a positive pressure balance in the system, thanks to the twin tube technology. The gas