Shimano RD-RX400 GRX 10 Speed Rear Derailleur accessories-tools-cable-tools Transform Air Technology: An aerodynamic

Transform Air Technology: An aerodynamic design that helps to reduce drag

offering the smooth rotation necessary for high-cadence road riding

making it an essential upgrade for riders seeking every possible performance gain

but also feature reinforcement to the hems on the underside to reduce wear

Bottomless tokens Spring Type DebonAir Stanchions Material Aluminum Damping Charger RL Maximum Rotor Size 220mm Maximum Tire Width 66mm Steerer Tube Material Aluminum Axle/Hub spacing 15x110mm TA Crown Material Aluminum Primary Color Black Remote Sold Separately Steerer Tube 1-1/8''-1

Shimano RD-RX400 GRX 10 Speed Rear Derailleur accessories-tools-cable-tools Transform Air Technology: An aerodynamicEngineered for reliable and precise shifting performance specifically on 10 speed gravel and adventure bike drivetrains. The Shimano RD RX400 GRX 10 Speed Rear Derailleur is a dedicated component from Shimano's GRX gravel specific groupset, designed to deliver smooth and stable shifting across varied terrain. Featuring a Shadow RD+ chain stabilizer (clutch mechanism), it significantly reduces chain slap and drops, ensuring silent operation and chain