[AFS2009]

Have you tried Blade Tech?
Belt Holster w/TEK-LOK :: OWB Belt Holsters :: Blade-Tech Industries

SRB (Sting Ray Belt Holster)IDPA Approved :: OWB Belt Holsters :: Blade-Tech Industries

America's Gun Store, LLC : Find holsters for your gun model - Leather and Nylon

http://www.midwayusa.com/product/82...-ruger-sr9-p345-p85-p89-p90-p95-leather-black

And there's a fella named Evan here on the Ruger Forum that does Custom Holster work as well.

(btw, I'm a fellow Lefty)