Agri-Fab 16-Inch Push Spike Aerator, Sale , $56 (Orig. $70)
https://amzn.to/2OMFYfI
Walk-behind spike lawn aerator; 16 inch wide; 5 aerating wheels with 7-inch spikes
Expose grass to air, nutrients, and water; 2-1/2-inch aeration depth
Steel weight tray holds concrete block, creates pressure and pushes spikes into ground; some assembly required
