48", Tow Lawn Aerator, 48" Weight Tray Holds Up To 175 LB For Increased Soil Penetration, 8 Spools Of Aerator Knives, Galvanized For Rustproof Durability, 10" x 4" Pneumatic Tires Allow For Smooth Transport, Simple To Use Cantilever Transport Handle For Easy Raising & Lowering.