Shimano GRX ST-RX400/BR-RX400 Hydraulic Disc Brake Brake/Shift Lever - Left 2x10-Speed Flat Mount Finned Resin Pads BLK Weight-517 Riza Stems feature a wide

Riza Stems feature a wide clamping area 1-piece faceplate a faded edge on the bar contact to avoid stress hotspots and M6 bolts for extra strength

Battery Li-Ion Lumens Front 2500 Recharge Type USB

Replacement uppers for a variety of MRP chain guides

46 BB/Frame Interface PF30 BB/Frame Interface BBright Press Fit BB/Frame Interface 386 EVO BB/Frame Interface 392 EVO BB Shell Width (mm) 68 BB Shell Width (mm) 73 Spindle Interface Type RaceFace/Easton CINCH Spindle Interface Type 386 EVO Spindle Interface Type Rotor 3D+ Spindle Interface Type e*Thirteen P3 Connect Spindle Interface Type Zipp Vuma Defined Color Black

Shimano GRX ST-RX400/BR-RX400 Hydraulic Disc Brake Brake/Shift Lever - Left 2x10-Speed Flat Mount Finned Resin Pads BLK Weight-517 Riza Stems feature a wideShimano GRX ST RX400 BR RX400 Hydraulic Disc Brake and Brake Shift Lever Left 2x10 Speed Flat Mount Finned Resin Pads Black. GRX ST RX400 Brake Shift Lever & Disc BrakeGravel inspired Dual Control shift brake lever and bracket ergonomics Anti slip brake lever Same light shifting operation as top tier systems Tooled reach adjust allows for lever to be adjusted to fit multiple hand sizes and riding preferences Compatible only with FD 4700 and FD RX400