07-14 HARLEY FXDB3: National Cycle Switchblade Chopped Windshield (Tint) SwitchBlade&#174; Windshields utilize National Cycle's SwitchBlade Mounting System, which lets riders install, switch, or remove their windshield in less than 5 seconds - with no tools! Switch styles...Switch attitudes...with SwitchBlade! Is the 2-Up too The re-contoured top is 4 - 5" shorter (depending on model) and the trimmed bottom profile is narrower. Get all the protection you need and the look you want! Quantum&trade; hardcoated Lexan&#174; polycarbonate. DOT and ABE approved. The SwitchBlade Chopped is a cut-down version of the popular SwitchBlade 2-Up.