Precision 40" Spike Aerator: * Powder coated, rust-resistant steel frame * 40" steel tray easily holds 2 cinder blocks or 100 lbs of additional weight for maximum penetration * 132 spiking tips * 7" rubber wheels for easy transportation over a variety of terrains * Hitch pin included and fits a variety of standard lawn tractors * Dimensions: 46"L x 35"W x 16.5"H * Model# TA500