Yes, it will work for the Holosun 403 series red dots.

Battery

7075-T6 Aluminum / 4140H Steel

  • Scalarworks® Leap™ & Aimpoint CompM5

    Opaque front/ Clear rear (flip-up)

  • Aimpoint Micro T-2 (200180)

    50,000h @ 7

    A low profile recessed thumbwheel deflects external impacts, while letting you take the mount off in under 3 seconds, with or without gloves. , , , , , , . , , ,