SwissStop SwissClean Rim Cleaning Block
Specially formulated ultra-mild abrasive block to help keep your rims clean and improve braking performance. When used with water or Isopropyl alcohol removes surface contamination from the braking surface of bicycle rims. Suitable for V-Brakes and all types of Cantilever, Caliper, U-Brakes, AD990 and Hydraulic rim or Roller Cam brakes.
Size: 34 x 20 x 8.5mm