looks like the proper diameter and circumference.
with the take up tensioners one should be able to pull any slack on the sides...
they DO need to be snug, so u might wanna call one of the online line vendors and get the right info.
i chained up regularly (2-3 times a month) when using the moho for skiing in the pnwest.
using cable chains with the stock tires worked fine and traction was very good.
always worried about a chain coming loose and scabbing up the wheel well but this never happened.
gear down on the decents and take it slow.
carry a 40 lb bucket of sand too, this can be very useful for a variety of issues.
all of the true things that i am about to tell you are shameless lies. l.b.j.
we are here on earth to fart around. don't let anybody tell you any different. k.v.