Shimano 105 FC-RS520 Crankset - 172.5mm 12-Speed 50/34t 110 Asymmetric BCD Hollowtech II Spindle Interface BLK MFPN=00.4118.419.028 (mm) 17 Manufacturer Number 6803

(mm) 17 Manufacturer Number 6803 Material Ceramic Thickness 5 Outer Diameter 26Mm Inner Diameter 17Mm

Fantastic allround glider

Mounts directly to XX T-Type chainring (Not compatible with XX Power Meter spiders or XX SL chainrings)

Smooth siped tread rolls fast and grips the road well in wet conditions

Updated design for smoother and faster shifting

Shimano 105 FC-RS520 Crankset - 172.5mm 12-Speed 50/34t 110 Asymmetric BCD Hollowtech II Spindle Interface BLK MFPN=00.4118.419.028 (mm) 17 Manufacturer Number 6803The 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) 172. 5 Crank Intended Use Road Drivetrain Speeds 12 BB Included No Pedal Spindle 9 16" Spindle Interface