I was riding my (adult) mountain bike and crashed into a wall (don't ask how).
I've pushed the bike derailleur inwards towards the wheel and the bike spokes are stopping its movement. Any ideas on what to do?
I've a trekking bike with a long cage rear derailleur but i've replaced the casette with road bike casette. Should i also replace the rear derailleur now? What would be the benefit of short cage?
The derailleur seems to be drooping, and so the chain is not pulled tightly like it should be, and nearly drags to the ground. The bike operates, but the chain comes off if I hit any bump or try to accelerate too quickly. I am afraid to ride it again until I fix it, because I don't want to cause...
Hi, I just received a mountain bike that needed a new derailleur. I have fitted it and ran into a problem. One of the gears on the derailleur is rubbing against the cassette. Does anyone know what could be causing this problem (I'm sure the chain length is fine and the derailleur came off a...