Hello! I want just learn a tecknikal information,for a german bicycle:Vortex with 28''wheels and custom handlebar Basically,I want to learn about CARTRIDGE SYSTEM (based at the front steering?) HOW IT WORKS..can you help me ,you see the problem is that when I use brake suddenly(a little not to much)I feel a slight gap noise inside the throat(front steering),,,though thefront steering when I moove the front system front-back with thebicykle stable doesn'nt seem to be loosen...
my email is email@example.com
I'll appreciate any help