I have a used Madstad windscreen from my '17 650; it measure 14.5: from the cutout to the top, and about 17.5" from top to bottom.
Sleeve Grey Personal protective equipment Artifact Helmet
Automotive tire String instrument Plant Plucked string instruments Automotive wheel system
Outerwear Automotive tire Sleeve Tire Grey

No significant scratches that I can see, but I'll be happy to share more photos if needed.
Does not include shipping, but I do have the box from Madstad for it.