These actually work:
OSX: http://www.mozilla.com/products/download.html?product=firefo...
Win: http://www.mozilla.com/products/download.html?product=firefo...
Linux: http://www.mozilla.com/products/download.html?product=firefo...
However, they're the same as RC2 (sha1sum confirms). Not uncommon though for Mozilla to release a RC as stable version without any modifications besides the version bump.