Originally Posted by fixedpip
However some of the cheaper ones have adjustable clamps, while others have shims so they can fit a variety of bars. For example Diatech Dirty Harry/Tech 99s are a pretty popular choice and fit 25.4 bars great.
See:
http://harriscyclery.net/site/page.c...ory=647&type=T
I've got 25.4 bars and use the Diatech Tech 99s. It works great for me. It's laced to a Shimano Tiagra front brake, and although certainly not bomb-proof, it's a great inexpensive set-up. I mounted the handle upside down so that my brake lever is at my right.
YMMV.