Hayes D-Series Disc Brake Rotor - 180mm 6-Bolt Silver MFG Part Number-1-C2-TWDRKIT-V304 4-piston forged caliper w/ 2-16mm

4-piston forged caliper w/ 2-16mm & 2-14mm stainless pistons

The OnGuard Zip Lock is the perfect blend of convenience and security

Protect from extreme temperatures

6mm spacers are used for custom fitting rings

Thanks to its full X-Sync design the harder you pedal the better it shifts

Hayes D-Series Disc Brake Rotor - 180mm 6-Bolt Silver MFG Part Number-1-C2-TWDRKIT-V304 4-piston forged caliper w/ 2-16mmThe D Series rotor was developed in conjunction with the new Dominion disc brake designed to provide consistent and reliable stopping power under all conditions. Proprietary friction surface optimized for use with Hayes T106 (Semi Met) or T100 (Sintered) pads to deliver fast consistent burnish predictable friction rate and consistency across temperature and speed conditions MRC (Modal Resonance Cancellation): Tuned to cancel resonance and vibration