Product code: 1026940 The Rockbros 41210091001 bike clamp offers comfort and safety without compromise. The openwork protection, made of 6061 aluminum alloy, is lightweight and durable. The anodized surface guarantees a beautiful and elegant appearance for years to come. Easy adjustment to the seat tube and seatpost diameters guarantees durable protection against component movement. This modern and universal product fits both road and mountain bikes. Simple and secure seatpost installation without the need for additional tools makes it easy to prepare your bike for the long haul. Made of 6061 aluminum, the 6061 aluminum alloy from which the Rockbros 41210091001 clamp is made offers high resistance to deformation. The anodized surface protects the product against oxidation and corrosion while adding a stylish look. Openwork Design: The openwork design of the clamp adds lightness and style without adding weight – it weighs just 18g. The material used has a low net weight, further reducing the overall weight of the clamp. Easy and secure fit: The product is compatible with 27.2 and 28.6mm seatposts. The clamp can be easily installed on the seat tube. Tightening the clamp is simple and guarantees a strong grip – the seatpost does not move within the seat tube. Universal use: The diameter of the Rockbros 41210091001 clamp is 31.8mm, making it perfect for road bikes, MTBs, city bikes, and children's bikes. Its minimalist and elegant design complements both a carbon racer designed for record-breaking performance and a colorful children's bike. Simple installation: Simply loosen the screw and slide the clamp onto the seat tube. Then, you can slide the seatpost in and adjust it to the desired height. The final step is to firmly tighten the bolt using an Allen key (not included). This process is quick and requires only one tool. Key features: - Ensures long-lasting durability. Strong 6061 aluminum alloy and anodized surface ensure increased durability. - Does not add weight to the bike. The stylish openwork design and clamp material do not add weight to the bike. - Permanently secures the seatpost. Easily adjusted to the seat tube diameter and seatpost size, the clamp securely tightens. - Universally applicable. Fits many road, mountain, city, and children's bikes - the clamp diameter is 31.8 mm. - Ensures simple assembly. Simply loosen the included bolt, adjust the saddle height, and then tighten the entire assembly with an Allen key. Specification: - Manufacturer - Rockbros - Model - Rockbros 41210091001 - Material - anodized 6061 aluminum - Clamp diameter - 31.8 mm - Fits seatposts - 27.2 and 28.6 mm - Color - black The set includes: - Bicycle clamp for seatpost 27.2 and 28.6 mm under the saddle with a screw - black