UUR, Precision aluminum parts(bicycle stem,bike handle bar,seat post,seat clamp), to be your reliable partners all the time.We always believe stable quality, light weight and high safety performance are essential to all the users and strive to be better all the time.We have been insisted on using the best materials and mostly high-strength aluminum alloy. Meanwhile, we always make full use of characteristics of the materials after multi-views to provide the best products integrating stiffness with comfortable and lightweight features.