Set of three (3) replacement Heavy Duty high lift Notched Air Foil Copperhead Brand.
USA made blades that fit 61" Cut Bobcat / Ramsomes Mowers with 42180B blades.
Three required for a 61" cut mower deck.
Blade specifications as follows: Overall Length: 21" Width: 2-1/2" Thickness: 0.250 Mounting Hole: 5/8" Round.