Vortex DEFENDER-ST MICRO RED DOT 6 MOA MRDS Reticle

6 MOA MRDS ReticleThe Defender-ST™ features a total of 10 brightness settings (eight for daylight use and two for night vision). Offered with either a 3 or 6 MOA daylight bright red dot, it is easy to see and acquire targets regardless of lighting conditions or background. Subtension detail for Defender-ST Red Dot.