Hi-Lift Blade / Cub Cadet 942-04308Pack Size:1Cub Cadet 942-04308, Cub Cadet 942-04312, Cub Cadet 742-04308, Cub Cadet 742-04312, MTD 942-04308Craftsman 247.28980; Cub Cadet RZT42, 2011 and newer; requires 2 for 42" deckLength: 21 1/4 ", Center Hole: 6 pt. star, Width: 2 1/2 ", Thickness: .164 "