Product Info: – Part: Brake Set – Rotor Material: Cast Iron – Caliper Type: Without Calipers – Pads Material: Ceramic – Rotor Type: Vented – Rotor Style: Plain – Bolt Circle: 139.6 millimeters / 5.50 inches – Lug Quantity: 5 – Minimum Rotor Thickness: 18.4 millimeters / 0.72 inches – Nominal Rotor Thickness: 20 millimeters / 0.