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
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Shimano Sora RD-R3000-GS 9-Speed Road Bike Rear Deraill
SHIMANO SORA ROAD BICYCLE 9 SPEED GS MEDIUM CAGE REAR DERAILLEUR RD-3400 | eBay
Sora R3000 rear derailleur cage lengths. - Cycling UK Forum
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Shimano Sora RD-R3000-SS GS 9 SPD Rear Derailleur OE For Sale
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