Join Date: Nov 2006
Location: NJ, NYC, LI
Bikes: 1940s Fothergill, 1959 Allegro Special, 1963? Claud Butler Olympic Sprint, Lambert 'Clubman', 1974 Fuji "the Ace", 1976 Holdsworth 650b conversion rando bike, 1983 Trek 720 tourer, 1984 Counterpoint Opus II, 1993 Basso Gap, 2010 Downtube 8h, and...
It's a problem, for sure. My first choice would be a hub brake, such as the roller brake with a Shimano Nexus hub. Instead I put a SA 8 hub on the rear, and a SA dynamo/drum hub on the front; that freed up the front brake, so I put that on the rear with long spacers as Edd suggested. The result was an excellent front brake and.... Well, at leasst there was a brake on the rear, and it worked after a fashion... but it was mainly decorative.