AARON Post seatpost with 30.9 mm diameter, aluminum seat tube with 350 mm length, suitable for city bikes, trekking bikes, touring bikes, and mountain bikes with scale in silver.

"Durable material - The saddle post made of 6061 aluminum is extremely impact-resistant and durable. This makes the seat tube perfect for your city bike, women's bike, and men's bike. Easy installation - To easily install the saddle post, we have included an installation manual for you. Thanks to the printed scale, you know exactly how far you can extend the saddle post. Buying tip - Please make sure to determine the diameter you need for your bike before purchasing. In the product images, you will find all the information you need to measure your seat tube. AARON products are known for their long lifespan. The high-quality AARON Post Saddle Post becomes a loyal, long-term companion. Plus, the saddle post is even delivered plastic-free in a box."