VGEBY 2Pcs Ceramic Bearing Bicycle Derailleur Pulley Wheels - 11T & 13T Replacement Set (Blue 11T) - High-Speed Road Bike Rear Derailleur Upgrade - Smooth Shifting for Mountain & Road Bikes

2Pcs Ceramic Bearing Jockey Wheel, Jockey Wheel Bike Guide Roller Pulley Accessories 11/13T(11T-Blue) Anodized CNC machined bicycle jockey wheel with fully rubber sealed bearing for center bolt derailleurs. It run on smooth ball bearings, and it's a necessary accessory for your bicycle. There are three different colors for you to choose from, to meet different needs. Fits for most of rear derailleur on the market, support 7/8/9/10 speed. Hope you will enjoy your cycling. Have a nice day. Specification: Condition: 100% Brand New and High Quality Material: 7005 Aluminium Alloy Components: Derailleurs Structure: Ceramic Bearings Color: Red, Blue, Silver (optional) Size: 11T, 13T (optional) Use: For 7/8/9/10 speed Diameter: 11T-40mm, 13T-50mm Quantity: 2pcs Package Weight: approx. 20g-11T, 23g-13T Fit For: For 4/5/6mm roller screw axis Made of CNC aluminum alloy, lightweight and durable Anti rust and corrosion resistant anodized These pulleys run on smooth ball bearings A necessary accessory for your bicycle. Apply for most of rear derailleur on the market, support 7/8/9/10 speed Package Included: 2 x Ceramic Bearings

GOOD PERFORMANCE Wheel is anti and anodized

FINE WORKMANSHIP These pulleys run on smooth ball bearings

TOP QUALITY Made of CNC aluminum alloy, lightweight and

NICE REPLACEMENT This Wheel is a necessary accessory for your . Apply for most of rear derailleur on the market, support 7/8/9/10 speed

GUARANTEE If you are not satisfied with our product received, you can apply for unconditional return and refund within 180 days. In terms of any problem of this product, you can send emails to us at any time. We will reply you as soon.