Trijicon TRTA31D100549 ACOG 4×32 (.223) with RMR Type 2 3.25 MOA (pkg of 3)
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Trijicon TRTA31D100549 ACOG 4×32 calibrated for .223/5.56, includes RMR Type 2 3.25 MOA red dot sight and TA51 Flattop mount; package quantity 3; SKU TRTA31D100549.
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Description
Description
Product Overview
Trijicon TRTA31D100549 is listed under Scopes / Optics as an ACOG 4×32. The record indicates calibration for .223/5.56, includes an RMR Type 2 3.25 MOA red dot and the TA51 Flattop mount, and shows package quantity of 3. SKU: TRTA31D100549.
Why This Product
The combined package lists a primary 4×32 ACOG optic with an RMR Type 2 3.25 MOA red dot and a TA51 Flattop mount — facts important for buyers specifying sighting systems pre-configured for .223/5.56 platforms and evaluating mounting hardware included in the package.
Key Verified Specifications
- Brand / Manufacturer: Trijicon (source: f002, f006, f007)
- Product category: Scopes; Scopes, Sights, & Optics (source: f003, f004, f005)
- Model / SKU: TRTA31D100549 (source: f001, f014)
- Designation in listing: ACOG 4X32 RED BLSTC CHEV .223 (source: existing copy full)
- Features: RMR Type2 3.25 MOA Red Dot; Calibrated for .223/5.56; Includes TA51 Flattop Mount (source: f009, f010, f011)
- Package quantity: 3 (source: f008, f012)
- Availability status: instock (source: f015)
Appropriate Use Cases
- Buying pre-configured ACOG + RMR packages for rifles chambered in .223/5.56 where buyers want both 4x magnified optics and a co-mounted red dot (source: f010, f009, f011).
What Customers Should Know
- Record states calibration for .223/5.56 — confirm zeroing requirements and that the mount height suits the host firearm (source: f010, f011).
- Package quantity is three — confirm whether you need the 3-pack or single units for procurement (source: f008).
- SKU TRTA31D100549 should be used to verify full package contents and to request manufacturer specs or mounting instructions (source: f014).
Specifications
- Short Stroke Gas Piston Gas System (Rifle Length)
- 18.6″ Barrel Length ( Mid-Weight style, non-fluted)
- 1:8 Twist Rate Rifling

