National Cycle Street Shield Windscreen - QuickSet Features Tinted polycarbonate with Quantum hardcoating Glare-free optics give you definition and clarity 30 times more scratch resistant than acrylic and 10 times better than FMR coated polycarbonate 2-point QuickSet, mount allows for quick connect and disconnect of windshield RakeAdjust allows you to set the perfect angle for your riding style Choose between 7/8, 1, or 1.25 clamp QuickSet mounting hardware 3-Year manufacturer warranty