Hayes D-Series Disc Brake Rotor - 180mm 6-Bolt Silver MFPN=4354700 2 Position (Includes Spool

2 Position (Includes Spool

3 BAR) accuracy up to 100 PSI (6

4 Shaft Type Smooth Tube Compound Thermoplastic Elastomer Valve Presta Short 32-40mm Valve Core Removable

Grips and pulls cables tight to simplify adjustment of derailleurs and brakes

S Lower IS52

Hayes D-Series Disc Brake Rotor - 180mm 6-Bolt Silver MFPN=4354700 2 Position (Includes SpoolThe 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