Primary Arms Anti-Reflection Device GLx 2x Prism Scopes Black. This lightweight accessory installs easily by simply screwing into the objective end of your scope. The honeycomb pattern doesn't interfere with your sight through the optic but significantly reduces the angles which light can reflect off the lens. As an added bonus the aluminum honeycomb also protects the lens from damaging debris that can be kicked up while hunting or during competitions. Features: Lightweight and easy to install Honeycomb pattern doesn't affect target acquisition Eliminates glint and glare Protects against large debris that can crack lenses Doesn't interfere with flip-up lens caps Compatible with the Primary Arms GLx 2X Compact Prism Scopes Specifications for Primary Arms GLx 2X Prism Anti-Reflection Device: Manufacturer: Primary Arms Color: Black Fabric/Material: Aluminum Quantity: 1 Finish: Hardcoat Anodized Weight: 1 oz Package Contents: Primary Arms GLx 2X Prism Anti-Reflection Device Primary Arms 210019: Anti-Reflection Device GLx 2x Prism Scopes Black