Delay in vital effects

How would i set the delay to 1/6 in the effects tab?

You can’t, but isn’t that something like 1/4 dotted? or 1/2 tripplets ? Or Bpm/120*4/6 ,seconds or something?

https://metricmodulationcalculator.com/subdivision/

http://bradthemad.org/guitar/tempo_calculator.php

I think it’s 1/4 triplet.