The RYOBI EXPAND-IT 18" String Trimmer Attachment is part of the RYOBI EXPAND-IT Attachment System. Easily transform your attachment capable string trimmer into a variety of tools saving money, time, and space. Easily tackle weeds & grass in your yard with the 18" cut swath. Conveniently reload your .080” line in under 60 seconds with the REEL EASY+ SPEED WINDER bump feed head. The straight shaft design allows for extra reach to trim in areas that are hard to get to, like under benches, decks, and shrubs. The RYOBI EXPAND-IT 18" String Trimmer Attachment is compatible with most gas & cordless attachment capable systems. It’s backed by the RYOBI 3-Year Manufacturer's Warranty and includes RYSST44 Straight Shaft String Trimmer Attachment, Straight Shaft Grass Deflector, Hanger Cap, SPEED WINDER, and Operator's Manual.