Shimano 105 FC-RS520 Crankset - 165mm, 12-Speed, 50/34t, 110 Asymmetric BCD, Hollowtech II Spindle Interface, Black Flat Pedals The W650 also features a

The W650 also features a central tunnel (Prologo’s PAS system) that eliminates numbness and reduces the compression of soft issues

182234-Q0-L

157367-Q0-L

Manufacturer Part Number: FRKSTDTCSOCKET-SET

Shimano 105 FC-RS520 Crankset - 165mm, 12-Speed, 50/34t, 110 Asymmetric BCD, Hollowtech II Spindle Interface, Black Flat Pedals The W650 also features aThe 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 Product Specifics 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