Needs a manual winder for when the BBs get stuck/jammed, you forgot an adjustable hop up unit for each barrel for max range, and a crowd of angry soldier cosplayers in $2000 JPCs and Crye multicam BDUs yelling “take your fucking hits pal!”

🤔

I guarantee a pint of crude oil contains all the calories you need for the rest of your life.

but it carries 1000 tons of cargo. Ships with that capacity (fully cellular container ships, but not Panamax cost millions per year to run - five figures daily. There is real potential here.