Secure Carbon Rail Compatibility Specifically engineered for 7x9mm oval and 7x10mm carbon saddle rails. Delivers a firm connection and stable performance under demanding rides and varied cycling conditions. Versatile Fit for Bicycle Rails Accommodates both oval and round saddle rails, offering broad compatibility with multiple bicycle models. Provides a convenient upgrade for your cycling setup. Robust Aluminium Construction Crafted from a longlasting aluminium alloy. Lightweight yet strong, delivering dependable support for carbon rail systems without added weight. Effortless Installation and Adjustment Features standard M5 threading for quick, toolfriendly installation. Simple saddle adjustments suitable for riders of all experience levels. Use scenarios Upgrading a carbon saddle on a road bike to achieve secure, reliable clamp performance during speed sections and climbs. Replacing a worn or incompatible clamp on a mountain bike with carbon rails to improve stability on rough terrain. Traveling with multiple bikes that use different rail shapes (oval or round) and needing a single clamp that maintains proper saddle position across bikes.