18650 Cell Holders
Here are square cell holders in various sizes. Just 3 cents per cell hole. These fit 18650 cells perfect. All of these cell holders will snap into each other as well. For example the 3x5 and 3x6 will snap together. These cell holders also offer the right spacing for our nickel fuse.
For example, 4x5 means 4 cells wide by 5 cells deep for 20 cells.