Vortex StrikeFire II Red/Green Dot 4MOA Dot Cantilever Mount

Mount Type Lower 1/3 Co-Witness Cantilever
Magnification 1x
Objective Lens Diameter 30 mm
Dot Size 4 MOA
Eye Relief Unlimited
Adjustment Graduation 1/2 MOA
Travel Per Rotation 25 MOA
Max Elevation Adjustment 100 MOA
Max Windage Adjustment 100 MOA
Parallax Setting Parallax Free
Length 5.6 inches
Weight 7.2 ounces

OPTICAL FEATURES
Fully Multi-Coated Multiple anti-reflective coatings on all air-to-glass surfaces increase light transmission.
Red/Green Dot Allows shooters a choice of dot colour.
Brightness Settings 10 Levels
CONSTRUCTION FEATURES
Single-Piece Chassis Compact and lightweight.
Waterproof O-ring seals prevent moisture, dust and debris from penetrating for reliable performance in all environments.
Fogproof Nitrogen gas purging delivers fogproof, waterproof performance.
Shockproof Rugged construction withstands recoil and impact.
Hard Anodized Finish Highly durable low-glare matte finish.
Operating Temperature Rated from -22 degrees to +140 degrees Fahrenheit.
CONVENIENCE FEATURES
Cantilever Ring Mount Puts the optic bore centre 40 mm above the base, providing lower 1/3 co-witness with iron sights on flat top AR-15 rifles.
Unlimited Eye Relief Non-critical eye relief for rapid target acquisition.
Adjustable Dot Intensity Provides ten variable illumination settings—the lowest two settings are night-vision compatible.
Battery Life 12-hour auto-shutdown feature maximizes battery life. Typical battery life is 300 hours at maximum brightness and 6,000 hours at minimum brightness setting.