NC Star Red & Green Reflex Sight with 4 Reticles and QR Mount - Black Features: - LED (Light Emitting Diode) 100% safe for the eyes - Unlimited Eye Relief for flexible mounting - Red and Green colored Four Reticle set: Dot, Bullseye, Cross, Bullseye - Multi-position rheostat knob for five brightness settings for each Red & Green color reticle - Integrated Auto-Locking Quick Release Mount that will mount onto virtually any firearm with a Weaver, Pica tinny, MIL-STD 1913 type rails - Black Anodized Aluminum Construction Specifications: - Reticle: Bullseye, Cross, Dot - Finish: Black Anodized - Gun Model: MIL-STD 1913, Weaver, Pica tinny - Eye Relief: Unlimited - Color: Black - Illumination Type: LED - Fabric/Material: Aluminum - Illumination Color: Green, Red