Trijicon ACOG ECOS 4×32 | Amber Crosshair .223 BDC | 100555

The Trijicon ACOG ECOS is a fixed-power 4x riflescope paired with an RMR Type 2 red dot, designed as a dual-sighting solution that provides both magnified and rapid, reflex aiming options. It uses an illuminated Amber Crosshair .223 BDC reticle and a tritium-powered aiming system for low-light capability. The optic is built on a forged 7075-T6 aircraft-aluminum-alloy housing with multi-coated lenses and is rated for water, fog and shock resistance.

Product Specifications

• The magnification is 4x.
• The objective lens measures 32 mm.
• The overall length is 6.2 inches.
• The weight is 15 oz.
• The reticle is an Illuminated Amber Crosshair .223 BDC pattern.
• The primary illumination source for the ACOG is Tritium.
• The eye relief is 1.5 in.
• The field of view is 36.8 ft @ 100 yds.
• The exit pupil is 0.32 in (8.13 mm).
• The mount type is a Quick Release mount.
• The housing material is Forged Aluminum (7075-T6).
• The finish is Flat Dark Earth (FDE).
• The UPC is 719307311831.

The ACOG ECOS combo blends a rugged, always-on magnified optic with a fast-acquisition RMR to suit short- to mid-range applications and precision target work. It is engineered for shooters who value proven construction, simple controls, and optical clarity in varied lighting conditions. The included quick-release mount and backup sights make this a practical choice for users who need a reliable, low-maintenance sighting system.