Originally Posted by
corwin1968
Future plans include upgrading to modern linear pull brakes, ...
do be aware, linear pull aka V-brakes require a 'long pull' brake lever, while side pulls, cantilevers, and dual pivots use a short pull.
Avid has some nice inexpensive brake levers for flat bars that are convertible, you move the cable attachment point inside up or down, and you can use them with either sort of brake...