Shimano 105 ST-R7120 12 Speed Shifter + Flat Mount Caliper Size:Left Shifter / Rear Brake Rinses out of clothing and

Rinses out of clothing and off of skin easily

Windows PC - when paired with ANT+ USB Stick or BLE enabled

and a 40mm rim depth

OMNI directional technology and OptiCube™ lens technology

Shimano 105 ST-R7120 12 Speed Shifter + Flat Mount Caliper Size:Left Shifter / Rear Brake Rinses out of clothing andThe 105 disc brake combines BR R7170 caliper and ST R7120 shift brake lever for 2x or 12 speed shifting. It has 10% more pad clearance for quieter braking, plus powerful and controllable deceleration. One Way Bleeding makes it easy to maintain. The two piece aluminium caliper is light and fits any bike. The ST R7120 shift brake lever has a revised ergonomic design, reduced reach, and weighs 200g more than its electronic counterpart.