Stan's No Tubes Flow S2 29" Wheel Better Tubeless Performance A wheel upgrade will do phenomenal things to your bike. Your bike will climb faster, roll smoother, and you'll be able to corner quicker. The Stan's No Tubes Flow S2 29" Wheel is a great upgrade for riders looking for better tubeless performance and excellent durability. It has patented Bead Socket Technology for easier tubeless inflation, a reinforced and eyeletted spoke bed, a quality sleeved joint, and 6061 alloy construction. The E-Sync rear hub has a fast 8. 18deg engagement and reinforced pawls so you can go from coasting to pedaling with less lag in between. Features Low-profile 30mm internal width optimizes tire shape, traction, and control for 2. 3" to 2. 6" tires6061 aluminum with sleeved joint and stainless steel rim eyelets BST low-profile shape for easy tubeless inflation E-Sync rear hub for a 8. 18deg engagement with reinforced pawls Max rider weight: 250 lbs (113 kg)SPECIFICATIONSWheel Size29"Material6061 Aluminum Outer Width34mm Inner Width30mm Rim Height18. 2mm Spoke Drilling32HValve Type Presta Tubeless Yes Tire Type Clincher Brake Compatibility Disc (6-Bolt)Engagement Degree8. 18degFront Axle15x110mm Rear Axle12x148mm Intended Use Trail, All-Mountain, Enduro Approximate Weight1000g F / 1156g R | Stan's No Tubes | Flow S2 29" Wheel Rear, 12X148Mm, Microspline | Aluminum