If you can secure the LSA 1 to the existing top plate, you can just have the bottom plate replaced with a larger one.
The "spider incident" May nakitang spider si Louie sa room, he backed up into the Omega and it fell.
I did the same thing to my speakers before when I was playing with my kids, It almost fell, after that I decided to make my own stands, its Marble base 15 x 15 x 2 inches, the pillars is 7 x 12 x 22 inches of solid wood. its 120 lbs each, kahit sipain ko it does not move