Found it! Ghostbusters

[nugat]

As an alternative to the plastic I fitted these to my Pro and haven't had any air-balls from the multiplier targets since.

https://www.shapeways.com/product/GRBNG4DQK/stern-target-bracket-v2-5deg2mm

You need two, once for each target.

 

[Deleted member 2463]

No don’t get that it destroys the flow of the game - get the stuff in my post.

 

[gbrandwood]

I've noticed some air time - with some balls hitting the glass . Proper freaked me out! Will need to get these to see if it helps. Thanks

 

[huggers]

No don’t get that it destroys the flow of the game - get the stuff in my post.

Ghostbusters has flow?