Pay in 4 interest-free payments of $20.75 Learn more
Ships within 48 hours · Estimated delivery Aug 5 - Aug 10
Compatible with rims from 46 to 50 mm
backed by 80 years of victories and metallurgical expertise
To help you plan your race day strategy
3D Aluminum Disc Support
Auto backlight √
Cambio Shimano GRX RD-RX820 12v Biciclette Bambino Compatible with rims from 46The RD RX820 model is compatible with 12 speed 11 34T and 11 36T cassettes, offering a wide gear range that allows maintaining a comfortable cadence regardless of terrain type. The SHIMANO GRX 12 speed derailleur features an integrated chain stabilizer that ensures quieter shifting and safer chain management in demanding situations. The chain tensioner also includes an ON OFF switch for pedaling on smooth surfaces. Features Quiet and reliable shifting
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