Cambio Shimano GRX RD-RX820 12v Biciclette Bambino 3D Aluminum Disc Support

3D Aluminum Disc Support

treated and polished 3BS 6061 Hydroforming aluminum

a perforated nylon ball is inserted into the edge of the spoke nipples

Luce anteriore: Supernova mini 2 (Touring e Vario)

The technical features of the Model X Green Superflow saddle include Total Gel padding (with integrated antibacterial treatment) that completely covers the saddle structure surface

Cambio Shimano GRX RD-RX820 12v Biciclette Bambino 3D Aluminum Disc SupportThe 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