21700 battery holder
Simple and light battery holder for 21700 batteries
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updated May 24, 2024
Description
PDFThis 21700 battery holder is simple and mainly meant to fit some readily available metal contacts that are found in the common 18650 battery holders. There are 2 versions. If you have the space then go for the big one otherwise the smaller one is fine as well.
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The author marked this model as their own original creation.
