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Bicycle Sprockets

A Bike Ride Fixes Everything

Riders of the Tour de France, used to dismount in order to change their wheels & sprockets from downhill to uphill mode. When the derailleur system was introduced in 1937, the riders could change gears on the fly.

6% of Net Sales of this design will be donated to World Bicycle Relief

Every Collar has a Story, Every Collar has a Cause