Aimpoint 3X-C/FlipMount 39mm with TwistMount Base. Each of these Red Dot Sight Magnifiers made by Aimpoint feature a variable dioptric setting (-2 to +2) that lets you adapt the magnifier to your individual eyes for customized clarity. Even if you don't want to mount this accessory the Aimpoint Micro T-2/H-2 & Comp 3X-C Red Dot Sight Magnifier can be used as a handheld monocular for quick sighting down range. Since the 3X-C utilizes the red dot in each sight as the aiming reticle you never have to re-zero when switching between regular and magnified use. The shock-absorbent rubber housing acts as a grip for the device while protecting the internals from the severe recoil of your weapon. Enhance the capabilities of your current optic by adding this Micro T-2/H-2 & Comp 3X-C Red Dot Sight Magnifier to the equation. Specifications for Aimpoint Micro T-2/H-2 & Comp 3X-C Red Dot Sight Magnifier: Manufacturer: Aimpoint Finish: Matte Magnification: 3 x Tube Diameter: 30 mm Eye Relief: 56 mm Length: 103 mm Weight: 220 g Field of View Angle: 6 degrees Fabric/Material: Aluminum Width: 45 mm Height: 45 mm Color: Black Operating Temperature: -35 - 55 Celsius Exit Pupil: 6.5 mm Diopter Adjustment Range: -2 - 2 dpt Condition: New Water Resistance Level: Water Resistant Magnification Type: Fixed Features of Aimpoint Micro T-2/H-2 & Comp 3X-C Red Dot Sight Magnifier: 3X optical magnification Also serves as a handheld 3X monocular No re-zeroing needed when shifting between non-magnified and magnified aiming - utilizes the red dot in Aimpoint sights as the aiming reticle Legendary Aimpoint ruggedness at an entry level price point Package Contents: Aimpoint Micro T-2/H-2 & Comp 3X-C Red Dot Sight Magnifier Allen Key Aimpoint 200342: 3X-C/FlipMount 39mm with TwistMount Base