And, as you know, I'm one of those happy folks.
Saiga forums: forum.saiga-12.com
They come with 5 round magazines, but you can get 8 rounders on the gray market, and there are US-made 10 rounders in development by at least three different entities. There's also talk about converting some mags to be drum feed mechanisms.
There's a small but growing aftermarket for these things. I love mine - the reliability of the AK mechanism in a mag-fed shotgun - best of all worlds.
I shall be joining that happy group inside a month, now that they are once again available in a working-man's pricerange.