> Sealed gears like sturmey Archer live on in rental bikes Sealed gear drives are quite high end[1] these days, for the folks that ride in messy conditions a l

> Sealed gears like sturmey Archer live on in rental bikes Sealed gear drives are quite high end[1] these days, for the folks that ride in messy conditions a lot and don't have the time or money to do lots of drive train maintenance. [1] https://www.rohloff.de/en/ https://www.rohloff.de/en/