Need help installing finger spin cups on Duncan Freehand AL

[FourCorner (Rich)]

I know I am a bit late, but I wanted to paste this here as a warning for anyone trying to remove their caps.

New Duncan FREEHAND ONE AL & Fingerspin Caps!

Ok so I got the caps off with this method, but you need to add ear plugs to the required materials list!!! The first cap came off with such a loud POP that I now have pain in my left ear and it’s ringing (unfortunately I’m not joking or exaggerating). I used earplugs for the second cap. Also, it now vibes like a jackhammer with the fingerspin caps… Edit- tried the procedure again and got most of the vibe out. You should probably consider just installing the fingerspin caps at the factory for…