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18500 Battery Holder
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This 3D printed 18500 Battery Holder is designed to securely hold 2 cells for DIY electronics projects, since 18500 holders are hard to find on the market. It uses 4 Keystone leaf spring contacts for reliable connectivity. The top cover is fixed with 2 M3x8 mm rounded head screws, and the base includes holes for mounting the holder using 2 to 4 M3 countersunk screws. Ideal for custom electronics, robotics, or prototyping.Required Parts4× Keystone Leaf Spring contacts2× M3x8 mm Rounded Head Screws (for top cover)2–4× M3 Countersunk Screws (for mounting the holder)
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