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CNC machined Special surface contouring and a larger bolt head spec for superior handlebar grip Six bolt clamping configuration Headset pre-load bolt recess (32mm diameter) Specs 45mm reach 30mm rise 12
Each tooth's thickness is toleranced and controlled to work seamlessly with the chain's inner and outer links
The center tread has been subtly tuned to eke out a little bit more speed than its 42mm brother
Suggested rider height 42" - 52"
Includes screw-in studs
Vuma BB30 Spacer Kit Optie:ZIPP VUMA BB30 CER SPACER KIT Kit BB30 for VumaChrono & Vuma CNC machined Special surface contouringConversion kit BB30 for VumaChrono and VumaQuad cranks from 2009 BSA BB30
