Billy Goat PL1801H 18 In. Reciprocating AeratorBilly Goats 18" (46 cm) aerator is ideal for smaller property aeration or hire companies and features reciprocating cam tines that propel the unit forward and drive cores up to 7 cm deep. The unit can aerate up to 2. 000m2 per hour, is simple to operate for homeowners, easy to steer without lifting and requires no add on weights. The easy folding handle allows for compact transport and storage. Only four tines and no chains along with a no tool