Stan's Flow MK4 rear wheel combines proven performance with cutting-edge engineering. The asymmetric BST rim design delivers the most dependable tubeless seal, while 6069 alloy construction and reinforced spoke bed create exceptional durability without compromise. M-pulse hubs feature magnetic locking engagement with virtually zero coasting resistance, six Neodymium pawls engage in just 1.66° for instantaneous power transfer. 

Double-row freehub bearings and sealed construction protect against all conditions, whilst adjustable preload minimizes drag for maximum speed.

Available with Shimano Micro Spline, HG, or SRAM XDR compatibility, plus 6-bolt or Centerlock brake options. Tubeless ready with rim tape pre-installed. Built for riders who demand reliability, control, and performance on every trail.

FEATURES

• 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