Profile 160mm 19mm Spline Drive cranks



classic Profile Race cranks with a twist!
can be used with:
any Profile or Madera 19mm spline drive sprocket
Profile Micro bolt-on Imperial sprocket (discontinued)
right and left arms have Nano sprocket bolt bosses
left and right arms
GDH cromo or titanium 19mm spindle *
cromo, aluminum, or titanium spindle bolts (use 6mm hex) *
cromo Micro sprocket bolt (not needed if using spline drive sprocket)
installation/removal tool
* titanium spindle and aluminum or titanium spindle bolts upgrades additional cost