Brinly's high-performance 40 in. Tow-Behind Plug Aerator is the perfect tool for achieving and maintaining a healthy, vibrant lawn. The 24 heat-treated 16-Gauge steel tines penetrate the soil up to 3 in. deep, allowing water, seed and nutrients to reach your lawn's root system. Each plugging spoon is individually replaceable, allowing for easy servicing. The fully enclosed all steel weight tray offers flexibility for adding various types of weights; 150 lbs. of additional weight may be added for aerating considerably compacted soil or hard clay. And the easy to engage transport wheels make crossing driveways and sidewalks a breeze. Don't settle for a less than perfect lawn. Let Brinly help you get the lawn of your dreams.