Shimano 105 Di2 Hydraulic Flat Front Left Disc Brake Kit ST-R7170 + BR-R7170 + 1000mm Hose

ST-R7170 (LEVER)
The new SHIMANO 105 shift/brake lever features Di2 electronic shifting for the first time, bringing precise, intuitive gear changes to even more riders. Reach adjustment and customized button functions allow you to dial in your ideal ergonomics.

BENEFIT
Clean cockpit: Wireless connection enhances the aesthetic of your bike while keeping shifting lightning fast
Compact, ergonomic performance cascaded from DURA-ACE
Make 105 yours with custom button function and adjustable ergonomics

FEATURE
Longer lasting. Uses two CR1632 batteries (battery life: 3.5 to 4 years)(Initial shifter batteries may have a shorter battery life than stated above.)
Raised hood peak improves ergonomics, while a longer hood body increases hand support
Easily change button function with the E-TUBE app
Find your optimum lever position with simple reach adjust

PRODUCT SPECIFICATIONS
Model No.: ST-R7170-L
Series: SHIMANO 105
Shifter Type: DUAL CONTROL LEVER
Brake Lever
Brake Hose (Kit): SM-BH90-J-SSR, SM-BH90-JK-SSR
Hose Joint: Straight
Brake Hose Color (Kit)|1: Black
Recommended Brake Caliper: BR-R7170
Oil: SHIMANO Mineral Oil
Lever Travel Adjustment: Yes
Clamp (mm): 23.8-24.2
Bleeding with Funnel: Yes
Adjust. Freewheel: Yes
Wireless Di2 Connectivity
Di2 Shifter: Yes
Firmware Updated by E-TUBE PROJECT: Yes
SD50 Port (pcs): 0
SD300 Port (pcs): 1
SD50 Connector (pcs): 0
SD300 Connector (pcs): 0
SD50 Remote Sprinter Shifter Port (pcs): 0
SD300 Remote Satellite Shifter Port (pcs)
Battery: CR1632 x 2
Average Weight: 423 (/pair)
Color: Series Color

BR-R7170 (CALIPER)
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.

BENEFIT
10% wider pad clearance decreases the chance of disc brake rotor rub
Maintenance-friendly bleeding process

PRODUCT SPECIFICATIONS
Model No.: BR-R7170
Series: SHIMANO 105
Brake Type: Hydraulic Disc Brake
Brake Hose (Kit): SM-BH90-J-SSR SM-BH90-JK-SSR
Hose Connection: Straight
Brake Hose Color (Kit): 1 - Black
J-Kit Spec (for OEM): Yes
Brake Caliper Compatible with ICE TECHNOLOGIES Pad: Yes
Pad
Standard 1: K05S-RX Resin (without fin)
Standard 2: L05A-RF Resin (with fin)
Option 1: L04C-MF Metal (with fin)
Rear Mount Fixing Bolt Specifications
10 mm Mount: Yes
15 mm Mount: Yes
20 mm Mount: Yes
25 mm Mount: Yes
30 mm Mount: Yes
35 mm Mount: Yes
Brake Lever Recommended: ST-R7170
Recommended disc brake rotor: SM-RT70, SM-RT64
Oil: SHIMANO mineral oil
ONE-WAY BLEEDING: Yes
Mounting type: Flat mount
Piston: 2
Brake caliper fixing bolt
Tool size: 4 mm
Anti-loosening method: Screw fixing cotter pin
Pad mounting: Pad axle
Average weight: 123g
Color: Black