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The compact Holosun HS503RGD is a micro red dot optic instrument featuring Holosun's innovative Rheostat Dial for easy brightness level adjustment. Our LED technology allows the HS503R to provide constant battery life of an impressive 100,000 hours when set at medium brightness.
In addition, this optic tool boasts Holosun's unique Multi-reticle System (MRS), offering users the convenience of choosing from two reticle options.