Hi-Lift Blade Center Hole: 7 pt. star, Available as a 2 blade kit from John Deere AM137327, Length: 21 3/8 ", Packaging Type: Branded label, Width: 2 3/4 ", Specially designed: to replace 7 pt. star center hole, Thickness: .203 ". Replaces Part Numbers: John Deere M154061, John Deere AM137327, John Deere AM141032, Walbro 92-110. Stens Part Number: 330-728