The CollarClamp seat clamp with a diameter of 34.9 mm is an essential accessory for cyclists who value quality and durability. Made from high-quality 6061 T6 aluminum, this clamp provides a robust and reliable solution for securing carbon and aluminum seat posts. An integrated rubber protection prevents water and dust from entering the seat tube, extending the lifespan of the components and making maintenance easier. The CollarClamp is not only functional but also versatile, making it an ideal choice for various types of bicycles. With its precise construction and thoughtful design, it meets the needs of cyclists who rely on reliability and performance in both everyday and sporty use. This seat clamp is an indispensable accessory suitable for both recreational and professional riders.