From Knowles - Harrows
2' x 2' Tooth Cross Bars. Size of Tooth-1-3/4' x 5/16' x 39'. Heavy Duty Tubular Tongue and Frame. Single Wing Support Tire on Each Wing. Variable Length Tongue insert for Each Width. Dual 12.5L x 15 8-Ply Tires for Added Flotation. Wing Sections are Easily Moved to 90 degrees for Transport. Depth Control Levers. 23' Tooth Bar Spacing. Center Mounted Jack Stand. Heavy Duty Replaceable Front and Rear Wear Shoes. Heat Treated Teeth with Holes for Replacement Points.