The BGAET48 Billy Goat Towable 48" Aerator is for larger property aeration. The standard 48" modular unit easily configures down to 24" and features interchangeable parts. Each 24" unit has four tine stars with six tines, each that core upto 3" deep. The unit can be configured upto 72" wide with the optional AET expansion kit. Optional water weight jugs eliminate bulky steel weights and are positioned directly over the tines for better aeration depth.