MEPROLIGHT M21 Bullseye 4.3 MOA Red Dot Reflex Sight

MEPROLIGHT M21 Bullseye 4.3 MOA Red Dot Reflex Sight. Meprolight M21 Self-Illuminated Reflex Sight is used and trusted by militaries and law enforcement agencies around the world. It is designed and manufactured to the highest military standards to assure years of reliable operation under all field conditions. With no switches, no battery or other external sources of power, the sight is always ready for action.\n\nKey features:\n- Durable & Lightweight\n- Tritium Powered\n- Large Window Display\n- 4.3 Bullseye\n- Day/Night Usage\n\nSpecifications:\n- Battery Type AA (1)\n- Exterior Finish Matte Black\n- Eye Relief Unlimited\n- Illuminated Reticle Yes\n- Weight 10.6 oz\n- Length 4.65 inches\n- Magnification Fixed: 1X\n- Turret Click Value .05 MRAD