Rotor 3D24 Track Bottom Bracket
The crank and chainring are designed to be extremely stiff and lightweight with Rotor Manufacturing Technology.
• 7075-T6 Aluminum
• CNC Machined
• BSA (68) or ITA (70)
• Weight: 114g
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.