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Ships within 48 hours · Estimated delivery Aug 7 - Aug 12
Manufacturer Part Number: 8544
UPC: 657993063361
122477-Q0-L
Bits with BiTorsion zone to cushion load peaks
Shimano GRX RD-RX820 Rear Derailleur - 12-Speed, Direct Mount, One Spec, Shadow Plus Design, 36t Max Low Floor Pumps Manufacturer Part Number: 8544The Shimano RD RX820 rear derailleur is compatible with 11 34t and 11 36t 12 speed cassettes, providing a wide gear range so you can spin a comfortable cadence no matter the terrain type. This rear derailleur also features an integrated chain stabilizer that delivers quieter shifting and more secure chain management during rough rides. The chain tensioner has an ON OFF switch for outings on smooth surfaces. Silent and secure rear shifting on rough
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