Trijicon ACOG ECOS 4×32 FDE .223 BDC w/ RMR

The Trijicon ACOG ECOS combines a fixed 4x ACOG optic and a removable RMR Type 2 red dot in a compact package. It provides a magnified aiming option and a rapid-acquisition red dot for close engagement, with durable construction and weather-resistant sealing. The .223 BDC reticle and fiber-optic/tritium illumination support use across daylight and low-light conditions.

Key Specifications

• The magnification is 4x for consistent mid-range aiming.
• The objective measures 32mm to balance light transmission and size.
• The reticle is an Illuminated Red Crosshair .223 BDC calibrated for .223 ballistics.
• Illumination is provided by Fiber Optics & Tritium for day/night visibility.
• The overall length is 6.2 inches for compact mounting envelopes.
• The weight is 15 oz including the RMR assembly as listed.
• The eye relief is 1.5 inches for consistent cheek weld and sight picture.
• The field of view at 100 yards is 36.8 ft (approx. 7 degrees).
• The elevation/windage adjustment delivers 1/2 MOA per click (listed as 2 clicks per inch at 100 yds).
• The finish is Flat Dark Earth with a forged aluminum housing and quick-release mount included.

The ACOG ECOS is built for shooters who need a durable, dual-purpose optic that performs across duty, competition, and field use. Its combination of a fixed-magnification ACOG and a fast RMR Type 2 red dot gives operators a practical toolkit for varied shooting scenarios while maintaining a compact footprint and weather-resistant construction.