The Shimano Tiagra ST-4725 left shift and hydraulic brake lever is designed for 2-speed gravel drivetrains. It provides smooth shifting and reliable braking control for compatible Shimano gravel bikes.
Replace worn or damaged shifter covers with SRAM Gen 1 DoubleTap replacement hoods. Designed for a comfortable grip and a refreshed feel on compatible SRAM road bike shifters.
Powerful and consistent braking performance in all riding conditions.
Center Lock mounting system
Compatible with both resin or metal pads
External serration lockring (requires BB tool), compatible with all axle types from QR to 20mm thru-axles
