The Stan's Flow S2 rim with Bear Pawls hub creates a wheel built for aggressive trail riders, enduro racers, and downhill enthusiasts who demand strength, reliability, and smooth performance on rough terrain. Engineered with the proven durability of Stan's Flow rim technology and the responsive engagement of the Bear Pawls hub, these wheels deliver the perfect balance of speed, traction, and resilience. Lightweight yet durable wheels designed to handle aggressive riding without excessive weight, making it a great choice for riders looking to push their limits without compromise Stan's Flow S2 is built from durable 6061 aluminum, features a 30mm internal width that's optimized for modern trail and enduro tires. Its reinforced design provides excellent impact resistance while maintaining a lightweight feel for superior ride quality. Stan's Bead Socket Technology (BST) ensures easy tubeless setup and improved tire support for enhanced traction and control Bear Pawls hub is designed for long-lasting performance with efficient power transfer, keeping you connected and responsive on technical climbs and high-speed descents Thru-axle configurations to fit a wide range of modern mountain bikes, ensuring compatibility and adaptability Built with DT Swiss Competition spokes and brass spoke nipples Professional tubeless tape installed Specifications Rear Axle12mm Thru x 157mmRim Width (Internal)30Cassette Body TypeShimano HGValvePrestaColorBlackWheel Size27.5"Defined ColorBlackISO Diameter584 / 650b / 27.5"Tire TypeTubeless Ready ClincherRim MaterialAlloyHub/Brake Compatibility6-Bolt Disc