Shakespeare Ballistic .105 In. x 180 Ft. tri-edged trimmer line is designed for heavy-duty use. Ballistic is engineered to be one of the longest-lasting and most durable lines on the market. Ballistic line is proudly made in the USA under tight quality controls. .105 In. diameter is designed to fit most straight shaft gas trimmers and works with all brands to include Cub Cadet, Echo, Stihl, Husqvarna, Redmax, Ryobi, Black & Decker, Weed Eater, Poulan, MTD and more.