A cold psi of 120 is absolutely no problem for the Aluminum Viking Series Valhalla Trailer Wheel - 16" x 6-1/2" - 8 on 6-1/2 # AX02665865HDBMMFL.
Reason why is the valve stem that comes with this wheel is part # AM20906 which is rated for 200 psi so you're set to use this wheel with your tires. As for all trailer axles with 8 lugs having an 8 on 6-1/2" bolt pattern, the answer is technically no as there is the uncommon 8 on 275 mm for dually set ups. But that is really something you'd... view full answer...