Shimano ROTOR FOR DISC BRAKE, SM-RT900-SS, SS 140MM, W/LOCK RING

Shimano Dura-Ace RT900 Centerlock Disc Rotors Requires external-type rotor lockring when installing onto 15/20mm axle hubFreeza 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 rotorsAluminum spiderIncludes standard type rotor lockring Item SpecificationsHub/Disc CompatibilityCenter-Lock DiscRotor Size140Rotor TypeTwo PiecePad CompatibilityAll Pad Compounds

FEATURES

• Material: [core] aluminum, [braking surface] stainless steel
• Attachment Type: Centerlock
• Compatibility: Shimano Dura-Ace BR-R9170 calipers, Ice-Tech brake pads
• Diameter: 140mm, 160mm
• Claimed Weight: [140mm] 96g, [160mm] 119g