Middleburn - RO2 - X Type - 110BCD Double Road Spider

This spider is for use on ro2 x type cranks that require a double chainring set up for 110 bcd chainrings.

RO2 x type cranks run on a 24mm axle that is compatible with the shimano hollow tech 2 system.

5 arm 110 bcd super compact spider  machined from 7075 t6 aerospace aluminium for maximum strength.