The RYOBI 4-Cycle Curved Shaft Trimmer brings power and performance to your yard with lower emissions and less hassle. This innovative unit offers virtually no maintenance, weighs less than other gas models on the market, and requires no mixing of gas and oil. The curved shaft allows for a lighter unit and less fatigue while cutting around the mailbox, along the fence, and down the driveway. The RYOBI 4-Cycle Curved Shaft Trimmer is attachment capable and works with all nine of the Expand-It universal outdoor lawn and garden attachments. Keep your yard in shape with the RYOBI 4-Cycle Curved Shaft Trimmer; backed by a RYOBI 3 year warranty.