Traction bars or cal tracks?

[Commonrailracer]

Which setup gives better traction on drag radials? Cal tracks or traction bars?

 

[Empty_Pockets]

Caltracs

 

[bateman]

Caltracs work excellent.

 

[Commonrailracer]

Thanks for the advice.

 

[CorneliusRox]

What are your guys thoughts if running air bags? I was thinking a floating style ladder bar would be needed to avoid binding.