Maybe this is old-hat to folks here, and you experts probably even have a better tip.

After installing a battery tender and winch on my rancher, the battery terminal bolts were too short to reach the nuts. I searched around a bit for non-corrosive longer bolts, but couldn’t find any.

The method shown the video allowed me to secure the nuts a bit closer to the screw and therefore reach the nuts and tighten down with ease:

https://www.youtube.com/watch?v=mFg94kv14rE

Have have you dealt with this issue?