Ryan Lawnaire® IV and V Aerators and the 18" Jr. Sod Cutter are the perfect additions to your lawn business making your customers the envy of their neighborhood. Easy Steer Technology allows you to landscape large areas neatly and quickly. When winter is over, you will need the Lawnaire® Aerator to reduce compaction and promote root growth. The Jr. Sod Cutter is ideal for removing damaged lawn and to create new flower beds. Spring and fall are the ideal times to aerate, and can be done more often on high use areas, like golf fairways and sports turf.