Standard Blade / Kubota K5575-97530Pack Size:1Kubota K5575-97530, Kubota K5575-34330Oregon 92-047Kubota GR, ZG and ZD series; requires 3 for 48" deckLength: 16 1/2 ", Center Hole: 11/16 ", Width: 2 1/2 ", Thickness: .250 ", Heavy-duty