建议先装一边俩根长链条和一根短链条.短链条需要完全穿过一次,再装另外一边的长链条,最后装另外一边的短链条.链条不必掰动

It is recommended to install two long chains and a short chain on one side first, the short chain needs to be completely worn once, and then install the long chain on the other side, preferably the short chain on the other side, the chain does not have to be broken