Meprolight FRBS Tritium Flip-Up Backup Sights for Picatinny
Ships to US addresses only.
- Original gear from the manufacturer
- Ships from Israel
- Secure checkout
Specs
| Brand | Meprolight |
|---|---|
| Fits | Any MIL-STD-1913 Picatinny rail |
| Model | FRBS |
| Concept | Flip-up backup sights: 4 tritium vials rear, 1 front; orange ring for daylight |
| Illumination | Swiss tritium, 12-year guarantee |
| Mount | Picatinny, hex key included |
| Adjustment | Tool-free elevation |
| Deployment | Spring-locked |
| Colors | Black, Desert Tan |
| Build | Steel, drop- and shockproof |
| Shipping | US addresses only |
Key features
- Day and nightOrange ring by day, green tritium by night.
- Flip upSpring-locked, fast to deploy.
- Tool-free elevationZero by hand.
- Primary or backupUse them either way.
Questions
What do they mount on?
Any MIL-STD-1913 Picatinny rail. A hex key is included.
Can I use them as my main sights?
Yes, as primary or backup sights.
What colors?
Black or Desert Tan.
How long does the tritium glow?
Meprolight guarantees the tritium illumination for 12 years. No batteries and no charging.
Do you ship tritium sights outside the US?
No. Tritium sights ship to US addresses only.
Buying guide
Tritium Night Sights Explained: Tru-Dot vs Hyper-Bright vs FT Bullseye
Read the guide →
See It in Action
Official video from the manufacturer.
The Full Rundown
See your sights in any light.
Meprolight FRBS Tritium Flip-Up Backup Sights for Picatinny light up with tritium, so they glow in the dark without batteries, switches or charging.
Why We Like It
Most defensive shooting happens in low light, exactly when black iron sights disappear. Tritium sights stay visible all night, every night, for years.
The Good
- Glow 24/7 without batteries
- 12-year tritium guarantee
- Drop- and shockproof steel
- No modification to the pistol
The Bad
- Ships to US addresses only
Compatibility
- Any MIL-STD-1913 Picatinny rail
Important
Installation into a dovetail is easiest with a sight pusher. If you're unsure, have a gunsmith fit them.
The Bottom Line
Night sights you install once and trust for years.