Ceramicspeed ospw aero alpha pulley wheel system for shimano r9250 r8150

Product Description Elevate your road, triathlon, and time trial performance with this cutting-edge 12-speed derailleur, designed for the cyclist who demands precision and reliability. Crafted with a focus on maximizing your drivetrain's efficiency, this derailleur features a robust outer cage constructed from high-quality materials, ensuring durability and a sleek integration with your bike's aesthetics. The inner cage is engineered to accommodate the largest sprockets, allowing for seamless gear changes and optimal chain tension across all 13 gears. Whether you're pushing through a grueling time trial or sprinting towards the finish line in a road race, this derailleur provides the smooth, fast shifting required to keep you ahead of the competition. Its compatibility with both 12 and 13-speed setups offers unparalleled flexibility, making it a perfect choice for cyclists who demand the best in performance and versatility. Product Specifications: Gearing levels cassette:12-speed Application:Road, Triathlon & Time Trial black | 13 teeth (guide pulley), 19 teeth (tension pulley): Max cassette teeth:34 teeth Technical Information: Outer cage material:Carbon Gears:12-speed :Plastic black | 13 teeth (guide pulley), 19 teeth (tension pulley): Pulley wheels:13 teeth (guide pulley), 19 teeth (tension pulley) Product Features: High-performance rear derailleur designed specifically for road, triathlon, and time trial bikes, compatible with 12-speed and 13-speed setups.Features a durable inner cage that can accommodate the largest sprocket teeth for optimal gear shifting.Constructed with high-quality materials for the outer cage to ensure longevity and reliability during intense rides.Engineered for precise and smooth shifting across 12-speed and 13-speed drivetrains, enhancing your cycling performance.Ideal for cyclists looking to upgrade their bike’s gearing system for better efficiency and speed on various terrains.Lightweight and robust design to withstand the demands of competitive cycling, without adding unnecessary weight to your bike. Manufacturer Number: black | 13 teeth (guide pulley), 19 teeth (tension pulley): 113805 Manufacturer: CeramicSpeed Sport A/S Noergaardsvej 3 7500 Holstebro Denmark info@ceramicspeed.com