Material: aluminum alloyNet weight: about 8.5kgAbout the service: If you have any questions, please feel free to contact me. I will reply you within 24 hours.About color: Due to force majeure, such as the brightness of personal monitors and video lights, photos and objects may have subtle colors.About the size: Due to manual measurement, it is inevitable that there is no abnormality, there may be an error of 1-2cm, please be careful not to accept the error.