
Made of Heatreated 4130 chromoly Steel
Sprocket is made in two versions:
- 22mm center hole comes with a steel adapter for use on ¾”(19mm) spindles.
- Uses a heat treated steel insert that is splined for 48 spline for ¾” spindle cranks No need for the sprocket spline!
- 3/32” wide teeth
Weight:
25t spline drive - 2.5oz/70g w/out spacer
25t Spline drive - 2.6oz/72g