The Ryobi RLT254CDSO 25.4cc grass trimmer features a powerful but efficient 2-stroke engine with reduced emissions. The 43cm cutting path allow for greater clearance with each pass. The reel-easy head allows for quick and efficient refills of the 2.4mm cutting line. The bump head feed mechanism makes dispensing fresh line easy. The split shaft design makes this product compatible with the Ryobi Expand-It range of tools, turning your one power head into 5 possible tools. Model number: rlt254cdso. Features: 2 stroke 25.4cc engine. Cutting width 43cm. Bump feed - requires you to tap the head on the ground to release more line. Dual line feed - ideal for overgrown areas. Safety guard . General information: Weight 6.9kg. Manufacturers 3 year guarantee.