Rotor 3D24 Track Crankarm

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The crank and chainring are designed to be extremely stiff and lightweight with Rotor Manufacturing Technology.


 7075-T6 Aluminum

• CNC Machined
• 1/2 X 1/8" 
• 144BCD
• Weight: Chainring - 621g (175mm) 

Chainring Bolts are included.

ROTOR Bike Components comes from one of the nerve centers of technological development in Spain, the Aeronautical Engineering School of Madrid. The company launched its famous ovalized q-ring chainrings in 2005 and continued to launch excellent array of products.