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AI illustration of a similar part on the gun.
AR-15 · Optic or sights
Trijicon ACOG TA31 4x32
$1,179
Build with this partOpens the builder with this part fitted. Other parts change only if they have to.
Specs
| Type | prism |
| Mount | needs flattop mount (TA51-type, included on some SKUs) |
Pros and cons
Pros
- No batteries; fiber optic and tritium illumination
- BDC calibrated for 5.56 out to 800 m
- Forged aluminum housing
Cons
- Only about 1.5 in of eye relief
- Not night-vision compatible
- Tritium dims over a 12-year half-life
Other optic or sights options
- Aimpoint Micro T-2 $986
- Holosun AEMS Core X2 $300
- SIG Sauer Romeo5 Gen II $129
- Holosun HE510C-GR Elite $340
- Trijicon MRO $479
- EOTech EXPS3 $815
- Vortex AMG UH-1 Gen II $547
- Primary Arms SLx 1x MicroPrism $265