Quarq TyreWiz 2.0 Valve Stem Pair - PACK J YGroup_7528157478957 with an aluminum body that's

with an aluminum body that's robust and ready to support you down those technical descents

so you can see potential dangers and react in time

whatever the weather serves up

smooth water flow with a ¼ twist on/off switch

The 125ml size bottle best suits gravel riders needs for saving space when packing up spares on long adventures

Quarq TyreWiz 2.0 Valve Stem Pair - PACK J YGroup_7528157478957 with an aluminum body that'sDifferent 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.