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Manufacturer Part Number: 141-24121
UPC: 840226090559
2 speeds the internal routing of electronic wires
Firebolt technology provides a vivid click feeling
Manufacturer Part Number: AL-SS-COG18
Wolf Tooth Headset Spacer Knock Block - 10mm, Black Mountain FatBike Cranksets Manufacturer Part Number: 141-24121Wolf Tooth Headset Spacers for Trek Knock Block are machined in the USA out of aircraft grade aluminum. Compatible with Trek Knock Block system These spacers have unique raised features that key to Knock Block compatible stems (made by Bontrager) 1 1 8" top (straight 1 1 8" or 1 1 8" to 1 1 2" taper) steerer tubes only Product Specifics Color: Black Material: Aluminum keyword search: Trek Knock Block Thickness: 10 S. H. I. S. Stem Clamp Diameter: 28.
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