The Race Face Rim Arc Offset 40 is a high-performance 29" rim designed for mountain biking enthusiasts seeking strength and balance. Crafted from lightweight 6069 alloy, this rim features an innovative asymmetrical design that ensures perfect spoke tension, enhancing overall wheel performance. Weighing just 633g, it combines durability with minimal weight, making it ideal for aggressive riding. The tubeless-ready design includes a strong tire retention bead, providing reliable performance on rugged terrains. Whether you're tackling steep descents or technical trails, the Race Face Rim Arc Offset 40 delivers the reliability and strength you need.