Ready to ride? Bring Shimano 105 to the party with this left brake/shifter lever and rear caliper combo.
ST-R7120 Shifter
New lever design brings better control to a wider variety of riders
The SHIMANO 105 R7120 DUAL CONTROL LEVERS feature a revised lever position and bracket shape developed using data from a broad study of different hand shapes. That’s combined with the all-condition confidence of hydraulic disc brakes and the quick and intuitive shifting cyclists expect from SHIMANO 105.
Shifter Features

Mechanical 12-speed dual control lever with updated ergonomics
Light shifting operation lets you focus on the road ahead
New blade shape creates shorter lever access curve allowing riders with a wide range of hand sizes and shapes to comfortably reach their levers
Weight: 612g (/pair)
Front Speeds: 2
Lever Clamp Band: 23.8-24.2mm

BR-R7170 Rear Brake Caliper
Disc brakes optimized for road riding
With proven hydraulic braking technology, the new SHIMANO 105 calipers feature the SHIMANO Flat Mount System and its low-profile design that is ideal for road bikes. More compact and lighter than ever, the R7170 brakes offer wide pad clearance for easy wheel removal and quiet performance as well as one-way bleeding for easy, clean maintenance.
Features

10% wider pad clearance decreases the chance of disc brake rotor rub
Maintenance-friendly bleeding process
Weight: 123g
Oil: Shimano Mineral
Pistons: 2