New To Sigma Sports?
£10 off £100* - code SIGNUP10
£25 off £250* - code SIGNUP25

This item is no longer available to buy. View similar products.

Rotor ALDHU Carbon Crank Arms

★★★★★ ★★★★★

We're sorry, but unfortunately, we're unable to ship this item to your country

Product ID: 1364796

Rotor ALDHU Carbon Crank Arms

A simple, stiff and lightweight set of crank arms, the Rotor ALDHU Carbon are an easy upgrade to your existing Rotor crankset to improve performance. Designed for use on road, track and even gravel bikes, the ALDHU Carbon Crank Arms can easily be paired with Rotor's own INspider power meters to obtain power data as you ride. With an 11% increase in vertical stiffness and a 100-gram weight saving compared to the alloy version, these cranks will provide noticeable performance gains for any type of rider.


  • Light and modular fully carbon fibre crank arms
  • Multipurpose design suitable for road, track, triathlon or gravel
  • Designed to work with Rotor's one-piece direct mount chainrings and power meters
  • 100 grams lighter than its alloy counterpart
  • 11% increase in vertical stiffness and a 36.1% increase in horizontal stiffness
  • Manufacturer claimed weight: 260 grams (size 172.5mm - crank arms only)
  • Q-Factor: 147mm (standard axle) / 152mm (offset axle)
  • Compatibility: BSA30, ITA30, BB30 bearing kit, PRESS FIT 4630, UBB4630, BB386, PRESS FIT 4130

Close menu