Stan's No Tubes Stans Arch MK4 Rim - 27.5 Disc Black 32H

Experience the perfect balance of lightweight performance and rugged durability with the Stans NoTubes Arch MK4 Rim - 27.5 Disc Black 32H. Designed through rigorous research and real-world testing on the Enduro World Series circuit, this rim excels in both climbing efficiency and descending control, making it an exceptional choice for riders seeking to elevate their mountain biking experience.

Crafted from premium 6069 aluminum alloy, the Arch MK4 rim offers outstanding strength while remaining remarkably light. Its reinforced spoke bed ensures long-lasting durability, even under the most demanding trail conditions. The 28mm internal width is optimized for 2.2 to 2.5-inch tires, providing enhanced tire volume and traction, which translates to smoother rides and improved grip on technical terrain.

Featuring Stans' patented Bead Socket Technology (BST), this rim guarantees an airtight seal for effortless tubeless inflation and reliable tire retention. The asymmetric design balances spoke tension across the wheel, delivering superior control and a stronger, more stable build without adding unnecessary weight.

Whether tackling steep climbs or aggressive descents, the Arch MK4 rim supports your riding ambitions with precision and confidence. Backed by a 3-year rim warranty and a 1-year crash replacement policy, it’s built to withstand the challenges of all-mountain riding.

• Optimized 28mm internal rim width tailored for 2.2-2.5” tires to enhance traction and comfort
• Lightweight yet durable 6069 aluminum construction with a reinforced spoke bed for increased strength
• Innovative BST Asymmetric design ensuring easy tubeless setup and a balanced, robust wheel build
• Comprehensive 3-year rim warranty plus 1-year crash replacement for added peace of mind