Shimano GRX 2 X 10 SpeedBraze-On Front Derailleur Compatio_Enriched With RR-E compound and Race

With RR-E compound and Race Shield Puncture Protection

Oregon USA

make sure your specific trainer will accommodate the width of the thru-axle equipped bike that you are using

Maximum capacity of 16 teeth

stainless steel rim eyelets

Shimano GRX 2 X 10 SpeedBraze-On Front Derailleur Compatio_Enriched With RR-E compound and RaceThe SHIMANO GRX RX400 front derailleur offer lighter front shifting operation and easier setup thanks to the new link construction and integrated cable tensioner. It features a 2. 5mm outboard chain line design to allow wider tire clearance for mixed terrain riding. Lighter front shifting Ergonomic power curve New link (toggle) construction Natural stroke feeling Wider tire clearance Chainline +2. 5 mm vs. conventional road FD Compatible with up to 42