SHIMANO GRX Di2 ST-RX815 2-SPEED STI DUAL CONTROL LEVER REAR discount_processed Unique concave shape with 105

Unique concave shape with 105 x 105mm platform

softshell backhand and fingers

ETRTO: 66 - 584

28-hole front/rear

Profile depth: 23mm

SHIMANO GRX Di2 ST-RX815 2-SPEED STI DUAL CONTROL LEVER REAR discount_processed Unique concave shape with 105All STI Dual Controller feature an 18mm higher brake lever pivot axis, a curved lever shape and non slip textures on the contact surfaces for optimum grip even in the roughest terrain. The STI line up of the GRX family is complemented by the 1x11 way RX800 and RX600 STIs for the left without switching or DSP functionality, including the 1x11 Di2 version (ST RX815), whose three switches (two on the side and one on the top of the cap) can be used to