these are some brackets, when I upgraded my Tarantula Pro with a bigger PSU it didn't fit the original bracket, and i couldn't mount it, with these brackets

2x PSU_bracket
1x PSU_bracket2

I could mount the PSU under the printer and these fit perfectly, is sturdy and will never get loose.

you will also need
6 x M4 screws 10mm will work
3 x M4 T-nuts

Tevo Tarantula PRO

No

No

0.25

20

print with no supports, this is a fast print but I would consider raising a little bit the temperature (245) to get a better layer adhesion.