Choose a Nabila red dot holographic sight that gives you fast target alignment on a compatible 20 mm rifle rail, with model-specific reticle, adjustment, and battery options.
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551 model: You get up to 6x magnification, red or green reticle switching, brightness controls, side elevation and leverage adjustment, a 10 × 5 × 6 cm body, and a 2-hour automatic power-off feature.
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552 model: You get 1.0x magnification, a 30 × 22 mm objective lens, multi-coated optics, red and green reticles with five brightness levels, and audible 1/2 M.O.A. windage and elevation clicks.
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553 model: You get a 20 mm rail fit, side elevation and leverage adjustment, shockproof and weatherproof material, a 300 g weight, and a CR123A battery compartment.
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558 model: You get a black or tan finish, red and green dot reticles, resettable windage and elevation adjustment, an integrated 5/8-inch 20 mm Weaver rail, and a 420 g weight.
