Shimano Dérailleur Arrière Sora RD-R3000 9 vitesses - bike-components
2x9 Speed] Shimano Sora R3000 Series Groupset – CyclingY
SHIMANO SORA R3000 SERIES | SHIMANO BIKE COMPONENT
Is this Sora rear derailleur (rd r3000 gs) actually compatible with 8 speed cassette or is it seller mistake? Can't find any other information online. : r/bikewrench
The Shimano Sora R3000 9 Speed Groupset, Weight and Feature Review - YouTube