Product DescriptionShimano Deore M510 advanced Hollowtech forging process creates hollow aluminium crank arms that are super-strong yet lightweight. The Shimano M510 cranks have an Octolink 8-splined interface between crank arms and bottom bracket spindle which provides a trouble-free, rigid connection. Specially designed chainrings provide smooth, accurate shifting in any condition.
Requires a Shimano Octolink bottom bracket
4-arm design increases strength & lateral rigidity
Average weight: 706 g (175 mm)