I designed this to help keep my flower box squared and to provide some support/strength. I printed in PLA, but in hindsight, ABS would probably work better. The bracket is approximately 50mm tall and wide and the holes are 5mm, which worked perfect for the screws I was using. Also, if you'd like to help out a fellow tinkerer, I am an affiliate for Sunlu, don't order off Amazon, go directly to the website, save some cash, help a fellow tinkerer, and not use Amazon. Here is my affiliate link:

https://www.sunlu.com?sca_ref=429645.hhMfMDQDtE

And some coupons: Save 10%: XVUGCDG8NA
Save 15% on the S1 dryer: D2CUWZWMJZ

Ender 3

No

No

0.2mm

50-80%