This is a XTR SM-RT99 Ice-Tech brake rotor from Shimano. Freeza technology, 3-layer structure with aluminum core and stainless steel outer layers and additional aluminum cooling fins reduces rotor surface temperature approximately 150 degrees Celsius compared to all-steel rotors. Includes standard type rotor lock ring. Requires SM-HB20 external-type rotor lock ring when installing onto 15/20mm axle hub, see BR8088.
Specifications
Hub/Brake Compatibility: Center-Lock Disc
Rotor Size: 160mm, 140mm, 180mm, 203mm
This is a XTR SM-RT99 Ice-Tech brake rotor from Shimano. Freeza technology, 3-layer structure with aluminum core and stainless steel outer layers and additional aluminum cooling fins reduces rotor surface temperature approximately 150 degrees Celsius compared to all-steel rotors. Includes standard type rotor lock ring. Requires SM-HB20 external-type rotor lock ring when installing onto 15/20mm axle hub, see BR8088.
Specifications
Hub/Brake Compatibility: Center-Lock Disc
Rotor Size: 160mm, 140mm, 180mm, 203mm
