7/8-Speed Rear Derailleur Acera M3020
Shimano ACERA RD-M3020 7/8 s long cage (SGS) rear derailleur. Compatible with Shimano and Btwin 7 or 8-speed drive trains for smooth gear changes.
ID 8824769
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Features
compatibility
Compatible with B'TWIN and SHIMANO 7/8-speed derailleurs.30-40-tooth cogs max.
