Stan's NoTubes Arch MK4 Rear Wheel - 29, 12 x 148mm, 6-Bolt, XDR, Black

The Arch MK4 wheelset is an ideal choice for All-mountain, Downcountry and Trailduro- a versatile aluminum wheelset available for riders who want to push the limits on every trail. Up, down, and wherever the ride takes you, the Arch MK4 wheelset has it under control.
Versatile 28mm internal rim width optimized for 2.2-2.5” tires
Light and durable 6069 aluminum with welded joint and reinforced spoke bed
BST-Asymmetric design combines Stan’s legendary easy tubeless inflation with a stronger, more balanced wheel build
M-pulse ultra-low drag magnetic pawl adjustable hubs with 1.66 deg engagement
Enduro bearings with double-row freehub bearing
Matched wheelsets use traditional J-bend lacing and share a single spoke length for easy serviceability
Includes tubeless tape and presta valves