Length 16 1/4" Width 2 1/2" Center Hole 5/8" Thickness .204 

You will need 2 for 32" Deck and 3 for 48" Deck

Gator Mulchers are the best mulchers you can buy

Length: 16-1/4" Width: 2-1/2" Center Hole Diameter: 5/8" Thickness: .250

 Requires (2) for 32" cut, (3) for 48" cut

 Magnum Gator Blades are Thicker and create more lift

Length: 18" Width: 2-1/2" Center Hole Diameter: 5/8" Thickness: .250"

 Requires 2 for 36" cut & 3 for 52" cut

Tooth Mulching Blade uses the step in the blade for more mulching surface

Length 18" Center Hole 5/8" Width 2 1/2"  Thickness .204

You will need 2 for 36" Deck and 3 for 52" Deck

 Gator Blades are the best mulcher blades for most mowers.

Length: 18"  Width: 2-1/2"  Center Hole Diameter: 5/8"  Thickness: .250"

You will need 2 for 36" cut and 3 for 52" Cut

Magnum Gators are thicker and higher lift blade.

 Length: 21" Width: 2-1/2" Center Hole  5/8" Thickness: .250  (3) for 61" cut

 The FusionÖ blade, has R50 hardness. The electrofusion process creates an ultra-hard layer of tungstencarbide on the blade's cutting edge, which means that the blade remains sharp and continues to give a clean cut 200% longer and blade lasts 100% longer than any blade you've ever used before. Along with increased hardness throughout the blade, this makes Fusion blades  the natural choice for professionals and homeowners who insist on extreme performance from their mower

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 Length: 21" Width: 2-1/2" Center Hole  5/8" Thickness: .203

 (3) for 61" cut

Gator Blades are the best mulchers you can buy

Length: 21" Width: 2-1/2" Center Hole 5/8" Thickness: .250"

Requires (3) for 61" cut for

Magnum Gator Blades are thicker and have more lift