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Ships within 48 hours · Estimated delivery Aug 4 - Aug 9
Forged alloy BB386Evo spindle
1mm outer/30
Zipp valve extenders for use with removable presta value tubes
Headset spacer kits are turned from solid bar-stock to ensure precise and parallel surfaces and guarantee proper headset preload
and maneuverability while allowing for unmatched versatility
Surly DUH System - Single Speed Chip and Hardware MPFN-TB00329500 Forged alloy BB386Evo spindleIncludes a Surly DUH system single speed chip and hardware to transform a geared bike into a single speeding machine. You will also need a Surly DUH single speed rear thru axle (FS0270 sold separately) to complete the setup. Note: The Surly DUH single speed chip and hardware only work with the Surly DUH single speed thru axle.
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