Shimano GRX RD-RX812 Rear Derailleur - 11-Speed Long Cage BLK With Clutch For 1x 42t Low Sprocket Max MFPN=8828 501SBLUETRIBAL }SRAM X-Sync Pulley Assembly Fits

}SRAM X-Sync Pulley Assembly Fits NX Eagle 12-Speed Derailleurs

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The Odyssey Bluebird Half-Link chain is built with proven chromoly link plates and hardened pins for greater durability

Designed and tested on the World Cup circuit NOBL TR37 rims are right at home chasing podiums at your local enduro or session laps after work

Length (mm) 60 Material Aluminum Defined Color Multi-Color Valve Core Removable Valve Presta Long 56-74mm

Shimano GRX RD-RX812 Rear Derailleur - 11-Speed Long Cage BLK With Clutch For 1x 42t Low Sprocket Max MFPN=8828 501SBLUETRIBAL }SRAM X-Sync Pulley Assembly FitsShimano GRX RD RX812 Rear Derailleur 11 Speed Long Cage Black With Clutch For 1x 42t Low Sprocket Max. The Shimano GRX 11 speed rear derailleur has an integrated chain stabilizer mechanism that provides a quieter experience shifting security and precision on mixed terrain. For rides on smooth surfaces the derailleur features an ON OFF switch for the chain tensioner. The Shimano Shadow RD+ adjustable chain stabilizer provides silent and uninterrupted