Sora RD-R3000-GS 9-Speed Medium Cage Rear Derailleur

This Sora rear derailleur, model RD-R3000-GS, is a high - quality cycling component. It features a 9 - speed system with a medium cage design. The maximum sprocket size is 34T, while the minimum is 11T. It can handle a maximum front difference of 20T and has a total capacity of 43T, ensuring smooth and efficient gear shifting for your cycling adventures.

Using this Sora rear derailleur is easy. First, make sure it's properly installed on your bike according to the manufacturer's instructions. When shifting gears, use the shifters on your handlebars gently. Avoid shifting under heavy loads, as this can cause premature wear. For maintenance, regularly clean the derailleur with a soft cloth to remove dirt and grime. You can also apply a small amount of lubricant to the moving parts every few rides to keep it running smoothly. Check for any loose bolts or signs of damage before each ride to ensure safety.