Quarq TyreWiz 2.0 Valve Stem Pair - PACK D PDP|PLP|Rail Material you get a racing setup

you get a racing setup at high speeds combined with great comfort at low speeds

36mm Black Anodized stanchions for super stiffness

The adapters nest neatly inside the tool body when not in use

the innovative technology will keep your optics damage free and clear through the harshest use cases and weather conditions

Quarq TyreWiz 2.0 Valve Stem Pair - PACK D PDP|PLP|Rail Material you get a racing setupDifferent length valve stems allow TyreWiz 2. 0 to fit on any depth rim Valves are modifiable with different rim seals to fit on any rim shape Lightweight aluminum construction Includes different styles of rim seals (round, square and o ring) Includes 2 valve stems Instruction manual on how to size up the right Valve Stem can be found here at the SRAM website.