Rear brake Shimano Dura Ace ST-R9120/9170 1700 03004647

Detailed description:
This set is part of Shimano's premium Dura-Ace R9100 series and includes the following components:

-ST-R9120 (R): Right (rear) control lever. It integrates mechanical shifting functions (compatible with 11-speed systems) and hydraulic braking.
-BR-R9170 (R): Rear brake caliper for hydraulic disc brakes. It is designed for flat-mount installation and uses a 2-piston ceramic system for powerful and reliable braking.
-1700: This number indicates the length of the pre-bleed hydraulic hose (SM-BH90), which is 1700 mm. This length is standard and suitable for mounting a rear brake on most road bike frames.

Key features:
Integrated performance: Provides exceptional braking power and precise, light mechanical gear shifting.
Ergonomics: The lever is designed for a comfortable grip, with a shorter reach and adjustable range to fit different hand sizes.

Compatibility:
Uses Shimano's original mineral oil and is compatible with Shimano brake rotors SM-RT900, RT-MT900, or RT-CL900.

This set is the preferred choice for cyclists seeking a combination of top performance, reliability, and control in all road conditions.