ZTTO 11T MTB Road Bicycle Rear Derailleur Jockеy Wheel Aluminum Alloy CNC Bearing Pulley Bike Guide Roller Idler 4mm 5mm

Specifications BrandZTTOMaterialHigh strength aluminum alloy body sealed steel bearingsProcessCNC precision machining anodized surface treatmentColor OptionsBlack RainbowApplicationSuitable for rear derailleurs with 4mm 5mm 6mm screw diameterSpeeds Supported8 speed 9 speed 10 speed 11 speedDimensionsDiameter 43 6mm inner bore φ6mm Includes adapters for φ4mm and φ5mm Features 1 Premium Steel Bearings Sealed bearing design ensures smooth rotation and reduces the risk of dust and water damage 2 Aluminum Alloy Construction CNC machined lightweight yet strong for enhanced performance 3 Versatility Compatible with a wide range of rear derailleurs supporting 8 11 speed systems 4 Anodized Coating Available in multiple vibrant colors with enhanced corrosion resistance 5 High Precision Build Provides optimal chain alignment and efficient power transfer during cycling Package Included 1 x Rear Derailleur Guide Wheel 11T 1 x Adapter φ4mm 1 x Adapter φ5mm