Joined: Nov 2007
Posts: 620
Likes: 7
From: Anchorage, Ak
Bikes: 2015 Calfee Tetra tandem,2016 Calfee Tetra Adventure Tandem, Ventana ECDM 26 mtn tandem, Ventana ECDM 29r full suspension Mtn tandem ,Ventana Fat tire tandem, Calfee Dragon Fly, Santa Cruz Carbon 5010, 907 Whiteout fat tire
one of the lightest carbon tandem cranks are the Lightening cranks. You can configure them for standard or compact. We have had them for two years now and they have worked well. We use them with Ultegra DI2 and would never go back to mechanical shifting again.