I needed some XLR female to RCA female so I could use my balanced only out's to my single ended amps without rewiring (short term solution until the final evolution of the system) and found Neutric adapters at Markertech.com for ~$5 each, they make and stock every type (f/m) conceivable, and will ship USPS Express at cost as well....
If you want to save some $$, check them out
If you want to save some $$, check them out