Originally Posted by
mcours2006
Oh Gawd, these single-pivot brakes were horrible. I had the exact set on my 1980-something steel racer, but they braked very poorly. I always thought it was the brake pads, or the braking track, but when I replaced them with a set of dual-pivots the difference in braking power was like night and day.
Yeah, they are obsolete because they sucked!

I have a pair with Kool Stops & they will stop on a dime, & flip you over the bars. I get the feeling though you'd say Crampys speed adjusters are far superior though...