STANS NO TUBES Crest MK4 29´´ Rim: The Pinnacle of XC and Gravel PerformanceElevate your ride with the STANS NO TUBES Crest MK4 29 Rim, the next evolution of a legendary name in cross-country and light trail performance. Engineered for riders who demand speed, control, and unwavering reliability, the Crest MK4 is lighter, wider, and stronger than ever before. It stands as a benchmark in the Rims and spokes category, delivering a tangible advantage on race day and every day in between. Whether you´re chasing podiums in an XC marathon or embarking on a fast-paced Gravel cycling adventure, this rim is your foundation for building a superior wheelset.The Crest MK4 is designed around a wider, 25mm internal rim width that creates a more stable and voluminous tire profile. This design allows you to run lower tire pressures with confidence, dramatically increasing traction on technical climbs and delivering a smoother, more controlled ride through rough terrain. Experience less rolling resistance and more speed on the flats, all while enjoying the legendary, easy-to-use tubeless performance that made Stan´s famous. The optimized shape, combined with our patented Bead Socket Technology (BST), creates an incredibly secure and airtight seal for quick, hassle-free tubeless setup.Built for strength and longevity, the Crest MK4 features a durable and lightweight asymmetric design. This innovative profile allows for more balanced spoke tension across the entire wheel, resulting in a significantly stronger, stiffer, and more reliable build. This intelligent engineering ensures your wheels stay truer for longer, even under the punishing demands of aggressive riding and racing. It´s the perfect choice for custom wheel builders and riders looking to upgrade their stock Wheels and tyres for a truly transformative on-bike experience.Key Benefits and Features:* Optimized for Speed and Control: Features a 25mm internal width to improve tire profile, increase traction, and lower rolling resistance.* Legendary Tubeless Ready: Incorporates Stan´s patented Bead Socket Technology (BST) for the easiest and most reliable tubeless setup available.* Stronger by Design: The asymmetric rim profile with offset spoke drilling creates a more robust, stiffer, and more durable wheel build by balancing spoke tension.* Featherlight Agility: One of the lightest aluminum rims in its class, designed for lightning-fast acceleration and effortless climbing.* Versatile Application: The ultimate choice for Cross-Country (XC), Marathon, and performance-oriented Gravel cycling.Complete Your Tubeless Setup with Stan´s ValvesThe original and still the best tubeless valve stem for most Rims and a perfect fit for all Stan's BST rim models. Weighs only 16g, 18g and 21g per valve respectively for the 35mm, 44mm and 55mm models. Durable brass construction. Removable valve core makes adding sealant easy. Fits up to 8mm valve hole.Technical Specifications:* Wheel Size: 29* Internal Rim Width: 25mm* External Rim Width: 28.4mm* Rim Depth: 18.0mm* Hole Count: 28-hole or 32-hole* Offset: 2.5mm* ERD (Effective Rim Diameter): 605mm* ISO: 622x25* Recommended Tire Size: 2.00 to 2.40* Maximum Spoke Tension: 125 kgf (1225N)* Maximum Pressure with 2.0 Tire: 46psi* Maximum Pressure with 2.4 Tire: 38psi* Rim Weight: 399g