steering system
... that the steering system on the Saint-Chamond tank weighed five tons?
... that the <b id="mwAZA"><a href="./Tank_steering_systems" id="mwAZE" rel="mw:WikiLink" title="Tank steering systems">steering system</a></b> on the <a href="./Saint-Chamond_(tank)" id="mwAZI" rel="mw:WikiLink" title="Saint-Chamond (tank)">Saint-Chamond tank</a> <i id="mwAZM">(pictured)</i> weighed five tons?