Muc-Off V2 Tubeless Valve Kit - Purple 44mm Pair Width-2.1 Guru Super Hallgeir is a

Guru Super Hallgeir is a harder version of Hallgeir extreme for colder conditions

and pedaling

30mm Tubeless-ready rim / 28H

Alternating large and small shoulder tread offer cornering control

Wolf Tooth front 15mm axles machined after March 2023 have this O-ring included

Muc-Off V2 Tubeless Valve Kit - Purple 44mm Pair Width-2.1 Guru Super Hallgeir is aMuc Off V2 Tubeless Valve Kit Purple 44mm Pair. V2 Tubeless valves are stronger lighter and even easier to use thanks to the machined aircraft grade 7075 aluminum and Muc Offs new Tire Insert air ow system. The new design features six slots that are machined into the base of the valve stem allows tubeless sealant uid and air to ow freely even when running tubeless tire inserts. 7075 Machined Aluminum valve stem and cap Tire Insert air flow system keep