- Includes Pad inserts

- Rim specific compounds are availble

- Replacement pads for: Dura-Ace BR-9000, BR-9010, BR-7900, BR-7800, BR7700; Ultegra BR-6800, BR-6700, BR-6600, BR-6500; 105 BR-5800, BR-5700,

- BR-5500; Non-Series BR-R600, BR-R561, BR-R560, BR-CX70

- R55C4: Dura Ace 9000: high-end race brake pad with excellent wet and dry performance

- R55C4-1: 1mm thinner for extra clearance with wider rim profiles; Designed to fit 24-28mm wide rims

- R55C+1mm: 1mm thicker pads are stock rubber but 1mm thicker

- High performance are better in wet weather