This RYOBI 2-cycle gas straight shaft string trimmer features a full crank engine that creates 2x longer life. Accepting RYOBI expand-it universal brand fit attachments, this string trimmer offers versatile operating function, allowing you to save time, space and money. Simply attach an edger, blower or even a tiller to the power head and quickly move from project to project. RYOBI makes string head reloads easier with the reel-easy string head, thread your string, twist the head and resume trimming. You will experience easier starting with the Zip Start carburetor and included ethanol shield 2-Cycle Oil. Backed by a 3-year warranty, trust the RYOBI 2-Cycle Gas Straight Shaft String Trimmer for your outdoor trimming needs.