Murry OEM Replacement Blade 335-054
FITS MODELS: 1998-2008 
Requires 2 for 42'' deck; mulching blade 
Length 21 3/16'' (538.2mm)
Centre Hole 13/16'' (20.6mm)
Width 2 1/4'' (57.2mm)
Thickness .134'' (3.4mm)