I hold the only blade when lifting a little higher than the trawl. You lift it onto the gangway and crush the bulldozer with the blade onto the trawl and there is no "swing".Biggest Heavy Equipment Machines Working - World Extreme Dangerous Bulldozer Operator Skill Amazing Excavators At Work, Heavy Equipment, Heavy Machines, Trucks And Dumpers, Wheel Loaders, Bulldozers In Action, Construction Machines, Construction, Mining Machines