I have a choice between 2 offhand weapons:
Namlak's Supernumerary Sticker which I presently have equipped:
http://www.wowhead.com/?item=44310
and Ironforge Smasher:
http://www.wowhead.com/?item=45075
On the face of it, the Ironforge Smasher should be better because of the slower speed but what if the stats were vastly superior?