pronto electric bike system fitted to a Pashley Tuberider

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Uploaded by on Nov 4, 2010

Detailed shots of how the pronto is fitted and drives a twin-freewheel chainset. The Nexus 5-speed is a tough gear hub and gives a good range of ratios. Top speed in 1st gear (motor running at full speed) is about 6mph and will climb ~12% hills without pedaling. Top speed in 5th is about 20mph.

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