National Cycle hereby warrants to the original registered owner of a National Cycle polycarbonate windshield for a period of three years from the date of purchase against breakage. This limited warranty is expressly limited to the replacement of the polycarbonate windscreen of the Heavy Duty™, SwitchBlade®, Wave® and VStream® National Cycle product lines. This limited warranty does not include replacement of hardware, or any consequential damages or expenses including labor cost of installation, inconvenience, inbound freight expenses or damage to any other component of the motorcycle or any other accessories. Certain chemicals, such as petroleum-based and alcohol-based products, are known to cause windshield damage and will not be covered under this limited warranty. Cracks, scratches, and crazing, including those inflicted by windshield alterations, will not be covered under this limited warranty. Please refer to the cleaning instructions supplied with all National Cycle windshields.