Hint: these are called Grub or Set Screws. If you don’t want to deal with emailing anyone, these are the grubs you’re looking for
https://www.amazon.com/dp/B07J6RVJ6Q/ref=cm_sw_r_cp_awdb_t1_ONIoCbAB8GWV4
Since they are so long relative to their diameter, they are a non-stock part for most faster supply shops.
Great tip. I’ve been looking for these.
Thanks !