Size: 255mm, 45mm / 257mm, 45mm / 270mm, 45mm / 350mm, 40mm / 355mm, 40mm. Steerer material: Aluminum: 255mm, 45mm / 257mm, 45mm / 350mm, 40mm, Carbon: 270mm, 45mm / 355mm, 40mm. Steerer thread length: Unthreaded.
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