John Deere OEM Replacement Blade 302-438
FITS MODELS: LX, GT and Gx eries 
Requires 3 for 48'' deck; toothed blade 
Length 17'' (431.8mm)
Centre 13/16'' (20.6mm)
Width 2 1/2'' (63.5mm)
Thickness .203'' (5.2mm)