Discover the ultimate in durability, performance, and versatility with our premium selection of SunRingle Duroc 40 Series Alloy Rims, crafted specifically for serious mountain bikers and off-road enthusiasts. Designed with advanced engineering and high-quality materials, these rims deliver unmatched strength, lightweight handling, and tubeless-ready convenience for a seamless riding experience. Perfect for aggressive trail riding, enduro, and all-mountain adventures, the Duroc 40 SB and 32H models feature welded double-wall construction, disc-specific design, and compatibility with Plus tires or larger footprints, ensuring optimal traction and control. Built from robust aluminum alloys, these rims boast enhanced durability and corrosion resistance, making them ideal for rugged terrain and demanding conditions. With innovative STR tubeless technology and precise hub drilling options, these rims simplify tubeless setup and maintenance, reducing weight without compromising strength. Whether you need a 27.5″ wheelset for steep climbs or technical descents, the SunRingle Duroc series stands out as a high-performance, style-forward choice for mountain biking enthusiasts seeking reliability, innovation, and aggressive style. Elevate your ride with these versatile, performance-driven rims designed to conquer challenging trails and inspire confidence on every adventure.