SHIMANO SM-RT86 brake disc

Features: - Ice Technology Rotor: Cooling Technology For Consistent Performance - Clad Rotor Blade: Stainless Steel/Aluminum/Stainless Steel 3 Layer-Sandwich Structure - Mud Shedding Design Rotor Blade - Lightweight/Heat Resistance - Less Fade, Less Noise And Longer Pad Life Specifications: - Average Weight: 154 (180 Mm) - Remarks: With Anti Loosen Tightening Plate - Ice Technologies: Yes - 6-Bolt (P.C.D. 44 Mm): Yes - Alloy Lock Ring: Yes - Outside Diameter_160 Mm: Yes - Outside Diameter_180 Mm: Yes - Outside Diameter_203 Mm: Yes - Pad Material Compatibility_Metal: Yes - Pad Material Compatibility_Resin: Yes - Pad Lining Shape Compatibility_Narrow: Yes Technology: Ice Technologies: - The Fade, Which Can Occur To Disc Brake Rotor And Pad When Braking On A Long Downhill Ride For Instance, Has A Negative Impact On The Braking Performance. Shimano Has Adopted Ice Technologies Disc Brake Rotor And Ice Technologies Pad To Realize The Cooling Technology For Consistent Performance. The Clad Disc Brake Rotor Blade, Which Has A 3 Layer-Sandwich Structure Of Stainless Steel, Aluminum And Stainless Steel, Provides Better Radiation Performance. Also, The Radiation Fin Has Been Adopted For The Pad. Moreover, The Clad Disc Brake Rotor Blade And The Radiator Fin Provide Long Pad Life, Less Noise, Less Fade And Lightweight.