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Shimano Rear Deraillieur RD-M3020 GS 7speed/8speed

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Product features

  • Use: MTB, Trekking
  • Group: ACERA M3000
  • Model: RD-M3020-8
  • Mount Type: Direct Mount
  • Technology: Top Normal
  • Gear: 7/8-speed
  • Compatible Chain: HG 7/8-speed
  • Max. teeth large sprocket: 40T
  • Min. teeth large sprocket: 30T
  • Max. teeth small sprocket: 12T
  • Min. teeth small sprocket: 11T
  • Max. Front Difference: 20T
  • Total Capacity: 45T
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