Bar Blade - 457.2mm/18" Grasshopper - 3 for 54" SKU: B1GH1900 Please log in to see price or purchase this item In Stock DetailsDescription(3) Blades for 52" cut. (2) B1GH1900 blades and (1) B1SB3377 blade for 48" cut.MeasurementsLength 18” (457.2mm); Centre Hole Dia. 1/2” (12.7mm); Width 2-1/2” (63.5mm); Steel Thickness .197OEMGrasshopper 320236Cross ReferenceGA Spares-Stens #320-048