This is a high lift mower blade for Grasshopper commercial lawn mowers. (3) blades on Grasshopper 52" deck.
Grasshopper lawnmowers with 48" deck require (2) GH18HL & (1) GH15HL blade for the 48" deck.
All blades are sold individually. Be sure to match the part number from the owners manual for the part you are replacing with the OEM number listed below.
