Originally Posted by
rebel1916
Avid BB7 are certainly not expensive, and they work great, so money isn't the real issue here.
I put Avid BB7 mechanical disk brakes on my Vaya. They work great! All my other bikes have rim brakes, cantis and V brakes. The rim brakes are fine in dry conditions on the road. The disks are great in the wet or in hills when loaded up. Rim brakes can over heat the rims in those conditions.