(Available here:Clarks VX811C Organic Pads ). 2x Rotors: 160mm and 180mm. Rotor Sizes: 160mm and 180mm included. Brake Pad Type: Clarks VX811C Organic Pads. Why Choose the Clarks CMD-25 Brake Set?. CNC Machined: Single-piece caliper design crafted from aluminium alloy for extra durability and precision.