As cassettes have added teeth and diameter, the forces on the derailleur have multiplied while at the same time asking it to behave ever more precisely. More cogs typically means less space between them, so the movements of the derailleur must be very well defined, and its tolerances tight. The other variable is the frame […]
The post Patent Patrol: Direct thru-axle mounted, hydraulically damped SRAM rear derailleurs appeared first on Bikerumor.
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