The Senix 4QL gas powered 26.5cc grass trimmer features a 4-cycle engine that does not require the mixing of gas and oil but remains lightweight, smooth and powerful. 4QL engine is 20% more compact and lightweight and pro-style front D- handle for easy trimming and edging. Four-cycle engine has lower emission and is more environmentally friendly than 2-cycle. 17-Inch Cutting Width, with dual .095 Cutting Line and Bump Feed. Large 17 In. cutting width saves you time by trimming a larger surface area. The shaft design with a standardized coupler provides added comfort and use of attachments. Includes: Harness, handle mounting hardware, cutting head shield mounting screw, screw driver, spark plug wrench and 2 oz bottle of engine oil. All Sexix 4QL gas powered products are backed by our 3-year limited warranty for your peace of mind.