Gridfinity battery holder - stackable

I was looking for a gridfinity bin to store my batteries, online I found sever good projects, but almost all are not stackable. So here below you can see my versions:CR2025 (1u x 1u x 4u)CR2032 (1u x 1u x 4u)AA & AAA (2u x 3u x 4u)To be added soon:CR2450LR44 Do you like this model?Boost MePls think about supporting me with a BoostHere below you can see also a couple other projects I'm working on:Gridfinity EncyclopediaGridfinity Storage Boxes by Pred