Kimber has made some limited runs,STI makes a 2011 commander that's about as light as a aluminum frame gun, but It's very pricey.other than that your gonna have to go custom or convert a 9mm (pretty do-able with just a Bbl and mag)
Just wondering why not just go with a Colt. I love mine. I did change the beaver tail (don't like Colt's duck tail:barf It has been 100% and is very accurate.other mods include sending the Sights to PT nightsights for tritium inserts and a set of chain-mail Crimson traces.Now if I can just get my order of 124 gold-dots from Georgia arms