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HOLOSUN HS403B-FDE Red Dot Sight, (HS403B-FDE)
The HS403B is a 20mm micro optical sight designed for rifle and carbine applications. Features include 12 brightness settings, Holosun's Super LED with up to 100k hours battery life, and 2 MOA Dot. Brightness Setting 10 DL&2 NV.
Dimension (in) 2.45×1.43×1.6. Housing Material 6061 T6 Aluminum. W&E Travel Range ±50 MOA.