18650 Lantern Battery Adapter

This is an adapter to build a 2S4P battery pack using 8, 18650 batteries, in the form factor of a 6v lantern battery.

I used these contacts to assemble the pack.

uxcell 20Pairs 18650 Battery Negative to Positive Conversion Spring Contact Nickeling Plate 16.5mmx16mm
by uxcell
Learn more: https://www.amazon.com/dp/B07HRTMY5T/ref=cm_sw_em_r_mt_dp_N2EZCNFVP6F35VCF2B3D?_encoding=UTF8&psc=1

Note that on a lantern battery the center post is the negative post.