Customizable paddle and oar hook
thingiverse
Do you have paddles or oars laying around? Make some custom hooks for them and hang them on your walls. This component is part of an open source lab library, by the Michigan Tech's Open Sustainability Technology Research Group. For similar see the Open-Source Lab How to Build Your Own Hardware and Reduce Research Costs Instructions Measure the width of your paddle or oar in mm and then use the Customizer to make a custom hook for it. You can adjust the angle of the hooks, length etc. so that it fits your oars exactly. Print on your favorite open-source 3D printer and secure to the wall with a wood screw.
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