Product Description Agri-Fab 45-0294 40in Tow Behind Lawn Dethatcher, 20 Durable Spring Steel Tines Lawn dethatcher, Designed to pull behind Lawn and Garden Tractors, Black Amazon.com Uproot dead, matted grass and dislodge hard-packed dirt for planting with this efficient tine de-thatcher from Illinois farm and garden supplier Agri-Fab. The tine de-thatcher penetrates and turns up dried grass, weeds, and soil in 40-inch wide swathes. Loosening heavy thatch and compacted dirt allows water to penetrate deeper and enhances drainage while letting in vital oxygen. Without these elements, grass and soil can become prone to disease and insect- and pest- related problems. Users tow the de-thatcher behind a tractor for quick productivity. The de-thatcher features twenty 3/16-inch spring-loaded tines, heat-treated for greater durability in tougher conditions. Rustproof and replaceable, the tines are affixed to a heavy-duty steel tray. Users lower and lift the tines from use by pulling an upright lever on top of the tray. The long lever is easily accessible from the tractor seat. Two 7-inch diameter semi-pneumatic wheels with a width of 1-1/2 inches traverse most any terrain. A hitch pin accompanies the de-thatcher. For the best results, de-thatch in the spring, mid-summer, and fall to keep yards and fields healthy and attractive. The de-thatcher was manufactured in the USA and requires no tools for assembly. Upon shipping, the de-thatcher measures 40-1/2 by 11 by 4 inches and weighs 31 pounds. -Jessica Reuling