["Function: The seatpost is used to mount the saddle. Together with the saddle, it supports the rider's weight. The saddle can be easily adjusted in angle with an adjustable head.","Assembly very easy - There is a safety line marking on the seatpost. Please insert the new seatpost at least above the minimum safety line when installing it.","MATERIAL: The bicycle seat post is made of 6061 aluminum alloy, light, strong, and durable. Anodized in a beautiful matte black, colorfast surface, great corrosion protection","Dimensions: The diameter of the bicycle seatpost is 27.2 mm and the seatpost is 45 cm (17.7\") long. Weight: approx. 300 g. Please check before purchase if it fits your bike size.","Highly Compatible: Widely used in most road bikes, fixed gear bikes, mountain bikes, downhill bikes, track bikes, MTB, etc."]
