Silca Ultimate Tubeless Valve Stem Set - Black - 70mm Sunglasses Your purchasing power is

Your purchasing power is

Exceptional performance in all weather conditions is achieved thanks to the combination of two well-known technical characteristics: the SmartEVO compound

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and profiled to mate perfectly with your crankset for a clean

Silca Ultimate Tubeless Valve Stem Set - Black - 70mm Sunglasses Your purchasing power isThe SILCA Ultimate Tubeless Valve Stem Set in 70mm is built for deep section rims where standard valves simply don't reach. CNC machined from aluminum with a removable valve core, these stems make sealant injection straightforward and eliminate the frustrating guesswork of seating a valve from the outside of a tall rim. A 4mm hex socket at the base of the valve locks it in place while you tighten the external nut. Designed as part of the SILCA