Rotor BSA30 Track bottom bracket
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This minimalist, lightweight, low-drag bottom bracket is designed specifically for use with new Rotor ALDHU 3D track cranks.
Regardless of what your nerdy know-it-all friend told you, this is the only bottom bracket that will work. Yes, really.
Includes installation tool.
⚠️ This will not work with older Rotor Track cranksets having a 24mm axle.
• CNC-machined stainless steel cups w/ sealed cartridge bearings
• 68mm English-threaded (BSA)
• weight: 114g