One Left in Size Medium Only The X-LAB RT9 is a high-performance, competitive climbing bike. Developed by X-LAB, The RT9 is part of the team’s official equipment for the 2025 WorldTour season - mostly for mountain stages. The bike has been spotted in the peloton during events like the 2025 Giro d’Italia, showcasing its capabilities in professional racing. The RT9 features a lightweight carbon frame, weighing around 560 grams, making it one of the lightest in its class. The frame geometry is optimized for climbing, with round tube shapes and integrated cable routing to reduce drag. This design is inspired by models like the Specialized Aethos, emphasizing agility and responsiveness on ascents. Read more about X-Lab hereFeatures- Full ultra-himod carbon fibre frame and fork - One-piece carbon stem/handlebar & aero carbon seatpost included- Comes in beautiful foam display box & case Note, We have limited number X-Lab bikes and frames available. If you are after a test ride or purchase, please stop by or contact us to determine availability.