I checked it out. Add another $12 for shipping and your at $62. I don't see what adavantage this will give you. I guess, if your having a problem getting it right ......... I can think of many other places to lay down $62 .........
SoundSmith Counter Intuitive For VPI Arms
I stumbled upon this gizmo, and being the owner of a VPI Classic, was wondering if anyone has tried it out yet. For 50 bucks it appears to be an no brainer.