CeramicSpeed OSPW Pulley Wheel System Shimano 9100/8000 Series - Coated Races 3D Printed Titanium Pulley Carbon Cage Ti MFPN=TTSXXXXNSPRULS Flange No Color Black/Gray Length

Flange No Color Black/Gray Length 130 Defined Color Black Grip Shift Specific No Shape Ergo Weight 315 Lock On Yes

}Profile Design 1/Seventeen Stem - 110 mm 31

Softer co-molded upper for quiet operation

73mm BB Shell Compatability

}Surly Stainless Steel Ring 36t x 94mm

CeramicSpeed OSPW Pulley Wheel System Shimano 9100/8000 Series - Coated Races 3D Printed Titanium Pulley Carbon Cage Ti MFPN=TTSXXXXNSPRULS Flange No Color Black/Gray LengthCeramicSpeed OSPW Pulley Wheel System for Shimano 9100 8000 Series Coated Races 3D Printed Titanium Pulley Carbon Cage Ti. The CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low friction bearings and unique overall design. TECH SPECS Defined Color Silver Drivetrain Speeds 11 Fits Brand Shimano Fits Model Ultegra R8000 SS Fits Model Ultegra R8050 SS GS Fits Model