Shimano GRX ST-RX820 Shift/Brake Lever with BR-RX820 Hydraulic Disc Brake Caliper - Left/Front, 2x, Flat Mount Caliper, Black E-Bike from smooth pavement to rough

from smooth pavement to rough gravel roads

The incredible part is that a 9T cog paired with a 42T chainring offers almost the same top end gear as a 11T cog paired with a massive 52T chainring

reducing fatigue over rough pavement and long miles

built around a carbon front triangle and a refined version of the brand’s Smoothlink suspension

this wireless wonder has larger pulleys to decrease chain articulation and increase efficiency

Shimano GRX ST-RX820 Shift/Brake Lever with BR-RX820 Hydraulic Disc Brake Caliper - Left/Front, 2x, Flat Mount Caliper, Black E-Bike from smooth pavement to roughShimano GRX ST RX820 dual control levers delivers light and responsive mechanical shifting for mixed terrain riding and racing (Note: BR1060 and BR1061 are left non shift variations for 1x set ups). The ergonomic shifter design improves comfort by decreasing pressure on your palms, while the textured, anti slip brake lever surface increases control on bumpy terrain. The SERVO WAVE brake lever action provides greater braking power with improved