I have a multitude (well 6 to be exact) of AU Falcon 16" steel rims. They are 16" by 6.5" with an offset of 20 and have a 5 by 114.3 stud pattern.
There are a pair of silver and a pair of black wheels fitted with 2055/55 Bridgestone Grid II tyres with pretty good tread. That picture is of the worst tread, one pair is worn on the inside. I'm after about $35 a pair. They look like this (free blossom included if you're quick):