Hi-Lift Blade / John Deere M152726Pack Size:1John Deere M152726J. Thomas BL-0030John Deere GX255, GX325, GX335, GX345, GX355 and LX280 tractors; X320, X340, X500, X520, X530, X534 and X540 multi-terrain tractors and Z425 and Z445 EZTrak zero turn mowers with 54" Edge decksLength: 18 7/8 ", Center Hole: 13/16 ", Width: 2 3/4 ", Thickness: .203 "