2. Shift to high gear. The chain will be on the smallest ring in the rear and the largest ring in the front. On the rear derailleur, find high and low limit screws (labeled H and L). They control ...

The same technique works for the front derailleur, which also has a barrel adjuster. However, the front derailleur barrel adjuster tensions in the opposite direction. Screw the adjuster towards ...

But more importantly, the system eliminates the problems that have always plagued front derailleurs, including dropped chains and the inability to shift under power. It is possible to shift the ...

In an effort to make things quicker and easier, Poland's Efneo has developed a 3-speed planetary gearbox to take the place of the front derailleur. As is the case with rear planetary hub ...