bn:01307705n
Noun Concept
Categories: Articles with short description, Hub gears
EN
hub gear  Internal Gearbox  Dual Drive  dualdrive  gear hub
EN
A hub gear, internal-gear hub, internally geared hub or just gear hub is a gear ratio changing system commonly used on bicycles that is implemented with planetary or epicyclic gears. Wikipedia
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EN
A hub gear, internal-gear hub, internally geared hub or just gear hub is a gear ratio changing system commonly used on bicycles that is implemented with planetary or epicyclic gears. Wikipedia