The Arch MK4 wheelset is a top pick for All-mountain, Downcountry and Trailduro – a versatile aluminum wheelset designed for riders looking to push their limits on any trail. Whether going up, down, or anywhere in between, the Arch MK4 wheelset keeps you in control. Features: 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 hubs with Enduro bearings Matched wheelsets use traditional J-bend lacing and share a single spoke…