With the Affix hub, you are stuck with one gear ratio. The aluminum, 32-hole hub comes in 120, 130 and 135mm spacings to fit any frame, and costs a rather scary $270. MTB SS/Fixed Hub [Affix] ...

Chinese electric motor maker Bafang has launched its new automatic 3-speed gear hub designed to simplify the inner workings to today’s e-bikes.

Unsurprisingly, the Nicolai GT1 Eboxx equipped with the Nine 3x3 gear hub is not cheap. In fact, it sits at the upper echelons of pricing, commanding a starting price of 10,499 Euros, or ...