This is a damn good deal http://www.aimsurplus.com/product.aspx?item=F1Glk23&name=Glock+23+.40cal+Handgun&groupid=3
OMB Express has Gen2 model 22s cheap too http://www.ombexpress.com/p-11540-pre-owned-glock-22-2nd-gen-40-pistol-with-three-magazines.aspx