Ryobi Expand-It RYEDG11 9&nbsp;inch Universal Straight-Shaft Edger Attachment for String Trimmers Assembled dimension: 6.5 in. D x 13 in. W x 34.375 in. H Fits Ryobi, Toro, Weed Eater and Troy Bilt trimmers 9 in. double-edge steel blade for powerful cutting Large guide wheel offers stability and control