Originally Posted by bandito
Try niagra cycle they have a semi slick with a few treads in the center so you can tell the wear, also their $9 a tire. Cheng shin is the name I think and they work great, 26x2.125.
Actually their C1218 is even better for friction because it has a "mushroom" cross section for extra contact with the roller. They also last about twice as long as any of the other tires I tried due to the extra rubber. Cheaper than most too at $8.48.