I just emailed their sales to see what I could get out of them...based off their site, their application list for metric cruisers, specifically Suzuki models, stops at 2001 models. Their lineup of seat models looks pretty good though:
http://www.saddlemen.com/cruiserindex.html
I think the Profiler and Rogue models would sell pretty well, at least to members of THIS forum!
Let's see what they reply with regarding plans to construct anything for the M50...