Shimano 105 FC-RS520 12-Speed Crankset

The 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