Quarq TyreWiz 2.0 Valve Stem Pair - PACK C PLP|Riding Style They are designed to be

They are designed to be used with Presta tubeless valves

Compound: The SmartGRIP Gravity is a soft compound

The standard Dynaplugs are good for plugging smaller holes from things like nails and other debris but most MTB punctures seem to be more like tears and pinch flats

#2 Phillips / Flat head

50mm or 90mm of travel to suit your preference

Quarq TyreWiz 2.0 Valve Stem Pair - PACK C PLP|Riding Style They are designed to beDifferent 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.