Position: Hangzhou Qirui Tools Co.,Ltd > Products > Sprocket > Centre drive Sprockets > .325 Pitch and 1/4 pitch Pro Centre drive
.325 Pitch and 1/4 pitch Pro Centre drive

-The centre drive sprocket system includes a clutch cup with spline and a replaceable rim sprocket.
-The rim is designed to be replaced, maximizing operational life and reducing overall operational costs.