A couple of thoughts here.
1. Bark scorpions are very small. If it's a large scorpion it's not a ball scorpion. Still getting stung by either is still a bad idea.
2. Black lights. I wouldn't do it. Unless you never want to go camping again. Or, you are willing to accept they are out there in...
The whole point of the purchase, and build, was an adventure to Alaska and Canada with a buddy. Unfortunately, the buddy had to back out, so this became, mostly, a solo trip.
I was able to meet up with @coldtaco and his wife for a few days in AK.
There was another reason for recessing the bolt head. It's hard to describe, but essentially, they had to double the metal in that spot to accommodate the design of the factory mount.