Aimpoint Duty RDS 2 MOA Dot, Adjustable Brightness, One-piece Torsion Nut Mount, 39mm

2 MOA dot size 30,000 hours (over 3 years) of constant operation on setting 7 1 Off position, 4 night vision compatible settings, and 6 daylight settings Weight 3.8 oz / 108 g (sight only) Submersible to 80 feet (25 meters) Advanced optical lenses for enhanced light transmission and ultimate dot clarity INCLUDES: One-piece Torsion Nut Mount & Spacer, Flip-Up lens covers, CR2032 battery, Allen T10 wrench