Feature: *band new and practical to use *High-end 6061T6 aluminum alloy/widened and thickened/original aluminum alloy has better quality *treatments such as anodizing are easy to . *suit for Folding bicycles/electric vehicles/battery vehicles for designated drivers, etc. *easy to use and install,Good compatibility Specification: *Material: 6061T6 aluminum *Color: Black (As Pictures Show) *product name：bike seatpost clamp *size : approx 41MM，40MM Package content: 1x seatpost Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. Compatibility - CNC folding bicycle seatpost clamp suitable for Dahon seatpost clamp 40mm 41mm Good Performance Materials - These bike accessories are made of premium material, ensuring their durability and long-lasting performance. Optimal Performance - These accessories offer versatility and adaptability to different cycling needs and provide optimal performance and reliable functionality enhance the riding experience and ensure safety. Easy Installation - These accessories can be easily installed on your bike to get your bike running again. After-sale Serive - We provide high quality products, if there is any problem with our product, please contact us.