A quick trip outside the box...
Why not use a RAIL object with only VERTICAL pickets set to your TEETH dimensions...
String this along with your CROWN (type) complex profile...
Just a thought...
Duane
Visual Frontiers
AC3.14 - AC29
:|: Enscape4.16:|:TwinMotion
DellXPS 4.7ghz i7:|: 8gb GPU 1070ti / Alienware M18 Laptop