Oregon G3 Gator Blades are high quality replacement blades. Part number 96-363. Replaces OEM MPN#'s: Kubota K5647-34340, K5647-97530, K5668-9753, K5645-34330, K5645-34340, K5668-97530, K5645-34330, K5645-34340, K5645-34340, K5651-34330. | | | SPECIFICATIONS - Length: 20-1/2", Center Hole: 1-1/8", Width: 2.5", Thickness: 0.203", Offset: 9/16", Air Lift: 1".