Altis Sigma Titanium stem nut +

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This beautifully machined Titanium stem nut replaces the ugly and heavy stock steel nut. There is a secret feature hidden on the bottom side of this nut that makes it different fro m the rest. A conical seat which interlocks with the upper triple tree removes any of the play and clunking the top tree had stock and helps keep the tapered preload spanner nut tight. Show more