Hayes D-Series Disc Rotor - 220mm 6-Bolt MFPN=300-1000-360 Once you hit the snow

Once you hit the snow with the sidewalls

Its new-gen features a fully machined hardened steel X-Dome architecture for gears 1-9 and an ultra-lightweight all-aluminum Spider Cog for gears 10-12

The Easton direct mount CINCH chainring for Flattop chains has an updated tooth profile optimized for SRAM Flattop 12-speed chains

Thanks to its mass the rotor heats up significantly slower stays in the sweet spot longer and thus offers consistent performance in every position

Steerer Type Tapered Color Gloss Black Lockout Switch Crown Brake Type Post Mount 180 Crown Race 40 Negative Spring Air Travel (mm) 130 Wheel Size 29" Offset 44 External Adjustments Low Speed Compression Damping External Adjustments Rebound Damping Defined Color Black Positive Spring Air Axle to Crown Length 541 Front Axle 15mm Thru x 110mm Stanchion Diameter 35 Maximum Tire Width 81 S

Hayes D-Series Disc Rotor - 220mm 6-Bolt MFPN=300-1000-360 Once you hit the snowThe 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