11-Tooth Ceramic Bearing Bicycle Derailleur Pulley Wheel - High Performance MTB & Road Bike Accessories for Smooth Gear Shifting - Perfect for Mountain Biking, Road Cycling and Commuting

Inner diameter:about 5.2mm2.Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid.3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!100% brand new and high qualityType: 11 Gear Guide Pulley Color:PurpleBearings: Upgraded bearing.1.Transition: 1cm=10mm=0.39inchSize: 5mm (D)1 x Wheel Rear Derailleur Pulley (11T)Quantity: 1 PcDesign for outdoor BikeMaterial: AluminiumNet Weight: 9.8gTeeth: 11TBike Cycling Aluminium Wheel Rear Derailleur Pulley 11TBrand new and high quality

Net Weight: 9.8g Bike Fenders 20 Inch Phone Case for Bicycle Mini Electric Dirt Bike Bike Gear for Men Electric Scooter And Mini Bike

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Design For Outdoor Bike Air Pump Ball Air Pump compatible with Motor for Mountain Bike 27.5 Inch Mountain Bike 24 Inch Electric Bike

3.Due To The Difference Between Different Monitors, The Picture May Not Reflect The Actual Color Of The Item. Thank You! 24 Bikes 21 Speed Mountain Bike Carbon Fiber Mountain Bike Light for The Bike Bike 26 Inch Boys