Air Lift Kit / Snapper 7031724YPPack Size:1Lesco 050112, Snapper 3-1724, Snapper 7031724, Snapper 7031724YPDealer Choice 50-4165, Edgewater 156901, ESF 111-775, Foley/Belsaw 5977198, Foley/PLP 111-775, Foley/PLP 117-779, Green Meadow AL1724, NHC 212-7957, Oregon 79-724, Prime Line 7-04500, Quality 124005, Rotary 1131, Rotary 15-1132, Sunbelt SB-1131, Sunbelt B1SB1131Snapper 26" and 30" bladesCenter Hole: none, Length: 5 5/16 ", Outer Hole: 5/16 ", Includes hardware, Thickness: .119 ", Width: 1 5/8 "