THETA ZÉNITH // UD Carbon Fiber Seat Post

THETA ZÉNITH Carbon Seatpost represents the pinnacle of lightweight performance and refined engineering. Constructed from high-modulus uni-directional carbon fiber using an optimized monocoque layup, the ZÉNITH delivers an exceptional stiffness-to-weight ratio while maintaining a carefully tuned balance of rigidity and vibration damping. Designed for discerning riders who demand precise fit, secure saddle positioning, and long-ride comfort without excess weight, the ZÉNITH integrates seamlessly into high-performance road, gravel, and endurance builds. Its minimalist profile, premium finishes, and meticulous attention to detail make it the perfect complement to premium frames — whether paired with titanium or carbon chassis. Technical Highlights Material: High-modulus uni-directional carbon fiber (monocoque construction) Clamp Style: Single-bolt micro-adjust saddle clamp Diameters: 27.2mm, 31.6mm Lengths: 350mm, 400mm Offset: 5mm Saddle Rail Compatibility: Standard 7x7mm and oval carbon rails Finish: Matte UD carbon with subtle branding Weight: Approximately 170–210g (depending on configuration) Airborne Fitment: 27.2mm: Zeppelin, Valor, 27.2mm (w/Included Shim): Endeavor, Marauder, Arsenal 7 31.6mm: Endeavor, Arsenal 7