Premium, quick-release hardware is built to last. Just unlock it, grab the shield, and pull it off your bike...no tools required! Stainless steel mount brackets glide easily on and off the stainless steel mount spools. 4.0mm thick Lexan® polycarbonate with 20X more impact resistance than other acrylic or Lucite® plastic windshields. Hardware is made from thick-gauge material with beveled edge detailing and finished in high polish or bright chrome. Exclusive Quantum™ hard coating provides 10-30X better scratch resistance than any other windshield material on the market. Switch your style: four sizes and styles for every bike and any rider, and they all fit your mount kit.