18 1/2″ Simplicity Lawn Mower Blade

DescriptionPart # 20791 Blade 18 1/2 Length  3/4" Center Hole  13/32" Outer Hole  2 9/16" Center to Center Replaces: Allis Chalmers / Simplicity 1657589Allis Chalmers / Simplicity 1657589AAllis Chalmers / Simplicity 1657589ASAllis Chalmers / Simplicity 1657589ASMThis pair of blades is used as a 36" Cut Blade Set on the follow model Lawnmowers Allis Chalmers / Simplicity 4000Allis Chalmers / Simplicity 500Allis Chalmers / Simplicity 5000Allis Chalmers / Simplicity 600Allis Chalmers / Simplicity 1690221Allis Chalmers / Simplicity 1690264Allis Chalmers / Simplicity 1690274Allis Chalmers / Simplicity 1690312Allis Chalmers / Simplicity 1690313Allis Chalmers / Simplicity 1690315Allis Chalmers / Simplicity 1690344Allis Chalmers / Simplicity 1690346Allis Chalmers / Simplicity 1690370Allis Chalmers / Simplicity 1690451Allis Chalmers / Simplicity 1690457Allis Chalmers / Simplicity 1690459Allis Chalmers / Simplicity 1690461Allis Chalmers / Simplicity 1690463Allis Chalmers / Simplicity 1690531Allis Chalmers / Simplicity 1690534Allis Chalmers / Simplicity 1690627Allis Chalmers / Simplicity 1690630Allis Chalmers / Simplicity 1690635Allis Chalmers / Simplicity 1690690Allis Chalmers / Simplicity 1690710Allis Chalmers / Simplicity 1690760Allis Chalmers / Simplicity 1690838Allis Chalmers / Simplicity 1690839Allis Chalmers / Simplicity 1690842Allis Chalmers / Simplicity 1690845Allis Chalmers / Simplicity 1690848Allis Chalmers / Simplicity 1690851Allis Chalmers / Simplicity 1690This is a single replacement blade. We also offer this blade as part of a 36" Cut Set containing 2 blades.