Skip to Videos All | Model comparison | Auger & Rock Spike | Hydraulic Feet | Remote Control | Telescopic Mast | Hammer & Post Cap | Machine Overview | Revolution SS | Revolution Swinga | Revolution 180 | Machine Overview, Revolution Swinga, Revolution 180, • 3/31/26 Using Rotation for Balance – Working Steep & Difficult Country Safely How slewing the post driver shifts weight uphill on steep ground. Both the 180 and Swinga allow on-the-move rotation via tractor valving.