Meprolight MEPRO O2 Red&Green Dot Sight Replica For Airsoft

The Viper red dot’s super low mounting height makes it the perfect solution for handguns with cutout slides. Offers the simplicity and speed advantage of a red dot, while co-witnessing with suppressor-height iron sights.

Color: Balck

Brand: Evolutiongear

made by 7075 Aluminim, fully restored the original Eotech XPS3 details,
Very clear lens, highly transmittance, no mirror effect, it doesn't reflect your face or something else etc 
Outtershell hard anodized, Red Dot is EOTECH XPS3-0 Red dot, with NV fucntion. compitable with NVGs
under strong light enviroments, the red dot still very clear. no problem to aim. Zeroing is very good, and NV model works perfectly when you use together with night vision goggles. 

Mount Only

Specification:

Mgnification : 1x

Bullet Drop Compensator : No

Length (In) : 45mm

Illumination Source LED

1 Click =1 MOA

Day Reticle Color : Red

Bindon Aiming Concept : No

Adjustment @ 100 yards (clicks/in) : 1.0

EG ACOG 4X32 Real Fiber Optics Red Illuminated Chevron Reticle Color Optical Sight QD Mount Forged Aluminum

Color: Black

Brand: Evolutiongear

Power safe feature, automatic power-off in 2 hours
Easy to setup, fits any 20mm rail

Elevation and Leverage adjustment on the side of sight

Colour: Black

Battery: 4 x LR44 batteries (Not Included)

Dimension: 10 cm (L) x 5cm (W) x 6cm (H)

About Weight: 220g

A: brightness adjustment (upward)

B: brightness adjustment (downward)

C: Reticle colour switching (Red / Green)

High-quality SPS3-0 holographic collimated Refracting-reflecting Optics system Green/Red Dot Reticle

IPX 7 Level Water Proof/Nitrogen Filled/Hold Recoil&Zero on fire arms cablibre 5.56/7.62

Color: Black

Brand: Evolutiongear

RM06 with the 3.25 MOA dot size being the most popular.