NoTubes Flow MK4 29 Rear Wheel, 12X148 Shimano

Low-profile 30mm internal width optimizes tire shape, traction, and control for 2.3-2.6” tires

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° engagement

Enduro bearings with double-row freehub bearing

Matched wheelsets use traditional J-bend lacing and share a single spoke length for easy serviceability

Connection program includes 5-year hub warranty, 3-year rim warranty, 1-year crash replacement, and $10 donation to trail maintenance or advocacy group of your choice