Shimano 105 FC-RS520 Crankset - 165mm 12-Speed 50/34t 110 Asymmetric BCD Hollowtech II Spindle Interface BLK MFPN=00.7518.141.000 Model Gas Tank Mount Strap

Model Gas Tank Mount Strap Capacity 70 Cu In (1

Battery Type Lithium Ion Connectivity ANT+ BT Customizable Screen Yes GPS Yes Heart Rate Monitor Yes Primary Color Black Touchscreen No External Sensor Compatibility Speed/Cadence/HR Wristband Charcoal - Silicone Watch Color Black Solar Charging Yes

Bead Folding Labeled Size 700x30C Tire Type Tubeless Ready Tire Diameter/ISO 700C/622 Tubeless Technology Tubeless Ready TPI 3x120TPI Primary Color Black Tire Weight 300g e-Bike approved No Tire Technology Tubeless Shield Tire Width Range 30 - 38 Tire Compound X-Race Tire PSI 58-87 Tire Width 30C

but can also cover the crazy race day when a skin is the best choice

Shimano 105 FC-RS520 Crankset - 165mm 12-Speed 50/34t 110 Asymmetric BCD Hollowtech II Spindle Interface BLK MFPN=00.7518.141.000 Model Gas Tank Mount StrapThe Shimano 105 FC RS520 is a 2 piece 4 arm crank that's compatible with modern disc brake road frames. 4 arm crankset for 12 speed drivetrain Compatible with frames of O. L. D. 135mm and 410mm chainstay length 44. 5mm chainline 150mm Q factor Compatible with HG 12 speed chains Color Black Rings 50 34 Number of Chainrings Double Crank Length (mm) 165 Crank Intended Use Road Drivetrain Speeds 12 BB Included No Pedal Spindle 9 16" Spindle Interface Type