Leupold Mark 4 ARD Anti-Reflection Device 40mm

The ARD reduces lens glare as effectively as a 7" lens shade. Snaps into 40mm objective scopes that are non-threaded without adjustable objectives.Notes:Snaps on Leupold 40mm Fixed Objective Scopes which are Non-ThreadedDue to design tolerances, the ScopeSmith ARD WILL NOT FIT:Leupold Mark 4 40mm scopes or Leupold Long Range model scopes. ScopeSmith ARD is designed specifically to fit:All other Leupold 40mm fixed objective VX-III 3.5-10x, VX-II 3-9x, VX-II 4-12x scopes Will also fit other 40mm fixed objective scopes with an inside diameter of 1.690 +/- .005" and a depth of .052-.108 " that are non-threaded.FeaturesReduces Lens Glare as Effectively as a Traditional 7" Lens Shade in a Low Profile Design Only 3/8" Deep Perforated with Scores of Tiny Light-Transmitting Baffles to Reduce Lens Glare with no Observable Loss in Resolution