Spring loaded positive and negative 18650 battery connectors. The price quoted is for 1 pair, a postive and a negative, of connectors.
If you have 50 cells, you may want to order a quantity of 50, or with a few extra.
18650 battery connectors
SKU: CO1
$0.44Price
Color: White
Spring loaded positive and negative connectors for DIY 18650 battery holder. Cell level fuse can be soldered on to the connectors. Check out the online video to find out what can you do with the connectors.
Video https://youtu.be/DeBXsClNj-4
Or find out more here
https://leanmakes.wixsite.com/18650-battery-holder