Mower - Slasher 4wd for Hire in Blacktown and Sydney. The Outback 4WD Rider has been designed with a low centre of gravity in combination with a four wheel drive system that enables it to tackle those hard-to-reach places that wouldn't have been accessible to traditional machines.  The spacious platform provides sufficient space and comfort for the operator. The heavy duty mower deck is equipped with swing-back cutter blades that swing away when accidental contact is made with a solid object. These features help protect the mower deck and cutter blades from accidental damage.  Billy Goat Outback rider brushcutters have set the highest standard for professional brush cutting equipment on the market. The new Outback 4WD Rider continues to expand the Billy Goat line-up. Look no further than the Billy Goat Outback when you are looking for the ultimate brush cutting machine.