NEW Shimano GRX FD-RX400-F 2x10 Speed Braze-On Front Derailleur, 46t Max brand_surly Heavy-duty HDPE frame on back

Heavy-duty HDPE frame on back and bottom to prevent sagging

ISO Width (mm): 25 mm

Trickle-down Technology: Boasts features from the top of the line pedals

Connectivity: ANT+

Old-fashioned "classic" city bike levers available in two sizes 22

NEW Shimano GRX FD-RX400-F 2x10 Speed Braze-On Front Derailleur, 46t Max brand_surly Heavy-duty HDPE frame on backThe Shimano GRX FD RX400 front derailleur offers lighter front shifting and extra front tire clearance for gravel bikes. An ergonomic power curve and link (toggle) construction help to provide a natural stroke feeling when shifting An additional 2. 5mm is added to the chainline to provide more room for wider tires Compatible only with ST RX400, ST RS405, SL 4700, ST 4720, and ST 4725 shift levers Compatible with up to 42mm tires Link (toggle)