Shimano 105 ST-R7170-L Di2 Shift/Brake Lever - Left 2x Black Model=RS-1 Stanchion Steerer Type Tapered Lockout Switch

Steerer Type Tapered Lockout Switch Crown Brake Type Post Mount 160 Negative Spring Air Travel (mm) 130 Offset 46 Axle to Crown Length 524 Front Axle 15mm Thru x 110mm Maximum Tire Width 81 S

Color Black Ring Position/Type Outer Tooth Count 38 Drivetrain Speeds 10 Chainring BCD 104 Material Aluminum Defined Color Black

For use with all 1/2 inch and 3/8 inch UNC press rods

200 pound rider weight limit

}RaceFace Endcap Set 10x135 QR for Vault 421 Rear Hubs

Shimano 105 ST-R7170-L Di2 Shift/Brake Lever - Left 2x Black Model=RS-1 Stanchion Steerer Type Tapered Lockout SwitchShimano 105 ST R7170 L Di2 Shift Brake Lever Left 2x Black. The Shimano 105 ST R7170 Di2 Shift Brake lever features Di2 electronic shifting for precise intuitive gear changes to even more riders. Reach adjustment and customized button functions allow you to dial in your ideal ergonomics Creates a clean cockpit with wireless connection and enhances the aesthetic of your bike while keeping shifting lightning fast Easily change button function with the E