Vortex Optics StrikeFire 2 Red/Green Dot Sight with Cantilever Mount (SF-RG-501) and FREE Vortex Hat

Unlimited eye relief, 6-hour auto-shutdown feature maximizes battery life. CR2 Battery Included. 30mm one-piece tube. Simple, fast and effective. Parallax free design allows for rapid shooting with both eyes open - no parallax shooting error. Waterproof optics are O-ring sealed to prevent moisture, dust & debris from getting inside. Nitrogen purged to inhibit internal fogging. Co-witness mounting Red/Green Dot Sight 4 MOA Dot. Red/Green Light Switch. Night Vision Mode. Hat May NOT be as pictured