Building rocker plate for indoor training (Zwift). Any local experts?

[charlie-horse]

Check out the post I made last year about the one I built. It was an easy build. I used

Rocker plate for indoor trainer

I like mine, built it myself. It’s just got side-to-side motion. Seems to improve comfort on long trainer rides, I’ve a few 5-6h rides and the ones after the rocker were definitely more comfortable. I don’t do a lot of racing or sprinting so I don’t feel like I’m missing much with the fore-aft motion. I could add it by building another layer for this one. [rocker-plate] I used a scrap piece of finished fibreboard that works and was free. The 5" balls and five vibration isolation mounts weren’…

Only regret was using the free fibreboard I had instead of buying a sheet of 3/4 plywood.