the heatsink is a pretty generic PI looking heatsink: https://www.elektor.com/pimoroni-aluminium-heatsink-case-for-raspberry-pi-4 https://www.elektor.com/pimoro

the heatsink is a pretty generic PI looking heatsink: https://www.elektor.com/pimoroni-aluminium-heatsink-case-for-raspberry-pi-4 https://www.elektor.com/pimoroni-aluminium-heatsink-case-for... I assume they will be sourcing those and printing the stands themselves.