Ryan expands its line of walk-behind aerators to include a unit that features new Easy Steer Technology. The new Lawnaire V with EST combines all of the same performance and user-friendly features and benefits as Ryan’s current Lawnaire V core aerator with a new tine assembly that enables the unit to turn easily while in the aeration process — without removing the tines from the ground. ryanturf.com/ryan-aerators-walk-behind.asp