Feature100% brand new and high quality.Large hole style, no distribution screws and tools, the installation aperture is 9mm. According to the bicycle industry standard, the bicycle rear axle thread specification is m10*1 (actual measurement diameter is about 9mm), that is to say, as long as the bicycle rear wheel is not quick-release, it is screw-fixed, which can be installed according to the bicycle industry standard, but the bicycle Manufacturing standards, but does not guarantee that all cars can be installed (specifically based on actual measurements). The rear axle leakage length of 6mm or more can be directly installed. If the length is not enough, the nut can be removed, and the pedal can be directly screwed into the replacement nut.Specification:Color: black, red, blueMaterial: aluminum alloySizes:80*25MM/100/28MMQuantity: 1pairPackage included:1 pair Bike Pegs