To add to the misdirection of this thread..
Grapplers are a no no when it comes to shoot-thru mesh. Set up last night to try it out, POI is off from 1-3 inches @ 30 yrds.
Zwickies on the other hand oddly seem to have minimal persuasion of the arrow while in flight, matter of fact, inside of 30 yards they almost seem to improve the flight of a Slick..