Originally Posted by
vrooom3440
Tandems in general and for touring in particular require a large range of gearing. This is a challenge for internal gear hubs and makes this option very rare on tandems. In fact I know of NO tandem manufacturers to offer internal gear hubs on a tandem. Riding around town might work fine on an internal gear hub if it were an available option.
The Circe Omnis+, which I'm very high on, comes with a Sram Dual Drive. I asked my bicycle mechanic about it, and he says they're very good. There's
another version of the bike that comes with a Rohlhoff, but I'm afraid it's too rich for my blood. Anyone have any experience with the Dual Drive?