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R.I.P. Bart Kylstra (1966~2018) -Friend, Colleague and Humanitarian

I began working with Bart Kylstra at Daedalus Wings (later to be named Rio Mobility) in early 2006. Bart had secured design funding from the NIH and NSF for multiple mobility project ideas that ranged from handcycles to lightweight power wheelchairs all the way up to a wheelchair lever drive system. Having some manufacturing and […]

Affordable Production Model Geared Hub Motors over 1000-watts?

Go on any e-bike forum and you will find countless numbers of e-bike enthusiasts “over-volting” geared hub motors to massive wattages. However, in our world of delivering container loads of safe, reliable and consistently low warranty products, we just don’t have that luxury… Most 5:1 reduction BPM’s are rated at 500-750 watts nominal and can […]