0eb2c03fa8dd3eeb4fbdd4b00f9c083852e3a46a8145df6ce789f248b829a60dc3330dd047f715b8379654464ebc95

그거슨... 슈퍼부스트 각이기 때문 @.@

https://bikerumor.com/2021/11/05/aasq-142-why-are-brands-moving-boost-frames-from-52mm-to-55mm-chainlines/