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Single Lithium Cell / Battery Holder (21700, 21.5mm)
by Voxels86
Model made for cells (21.5x70mm), with a 3.5mm increase in length (inside) so its possible to add your own cathode and anode connection (+ and -), also has 2.5mm holes for wiring. (might not fit perfectly if your cell has a different diameter) -- MODELLED AFTER A: C21700-4000mAh, 3.6V, Li-ion Cell, 21.5x70mm.
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View on Cults3D Last seen June 15, 2026