It's made by (well, marketed by) Taskmaster brand tires.
Specs:
•Fits 16" x 6" rims
•Tire size: ST235/80R16◦Section width: 9.25"
◦Outer diameter (when inflated): 30.79"
•Capacity:◦Load range: E
◦Ply rating: 10
◦Maximum load:◾Single tire: 3,520 lbs at 80 psi
◾Dual tires: 3,000 lbs at 80 psi
•Tread depth: 11/32"
•Max speed: 81 mph (speed rating M)
•2-Year limited warranty
https://www.etrailer.com/Tires-and-W...M2358016E.html