I needed a support for Brett Martin's Cast Iron Effect guttering that I could attached to an oak beam. So I designed this in OnShape. Works great, although I'm not sure the PLA used will be resistant to UV.
Original design is here - https://cad.onshape.com/documents/18daae20d489c6a332f42e8d/w/d75662b0b20e26eda2a157b3/e/aac1f38bb9e96f6ac0fdde03
Brett Martin's Cast Iron Effect guttering/rain water system - https://www.brettmartin.com/plumbing-drainage/our-products/product/cascade-cast-iron-style-rainwater
The author marked this model as their own original creation.