SHIMANO 180mm Centerlock DISC rotor with inner serration lock ring IRTCL900MI RT-CL900-M

■High-end DISC brake rotor with ice technology. ■3-layer sandwich structure of stainless steel/aluminum/stainless steel. ■Excellent heat dissipation makes it quieter than ever before, and always delivers stable braking performance even on long, steep downhill slopes. ■Newly designed arm shape increases robustness and improves quietness. ■Improve heat dissipation with heat dissipation paint! ■Provides quiet brake control in any situation. ■Outer diameter size: 180mm ■Accessory lock ring: Inner serration type ■Mount type: Center lock ■Rotor material: Stainless steel/aluminum/stainless steel ■Specifications: ICE TECHNOLOGIES FREEZA w/heat dissipation paint ■Pad lining shape compatibility: Narrow ■Reference weight: 139g (excluding lock ring) ICE TECHNOLOGIES FREEZA A lightweight clad rotor with heat-dissipating paint applied to the aluminum layer segments on the surface provides excellent cooling, stable braking performance, and light operation under all conditions. Aluminum/stainless steel finned clad brake pads quickly dissipate heat, reducing maintenance and extending pad life. brake damping and noise are reduced. Inner serration fixed