I think this is a fairly common combination that I figure might be useful to some of you.
Use washers to distribute the force on the plastic.
Free to download! https://cults3d.com/en/3d-model/gadget/wald-basket-to-surly-8-pack-rack-brace
by BiggleDickle
1 Comment
This is a lot more elegant than a lot of zip-ties. But also it uses a lot fewer zip-ties.