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Tag Archives: derailleur

Hangers need to be flat and vertical to sprockets

Rear hanger alignment

A lot is expected of your rear derailleur. You want it to be a precise, instantshifting piece of kit even under pressure in a dirty environment. You need to be able to rely on it in all conditions and that’s why it pays to nurture your poor toiling derailleur. ...

Slave to the rhythm the derailleur

Derailleurs

Derailleurs are cunning bits of kit. The way they work is simple: they take advantage of your pedalling action to move the chain smoothly from one sprocket to another. The name comes from the French for ’derail’ (pronounced simply ’de-railer’ or ’de-rail-yer’). ...