Description
The Cobra III Marine is a purpose-built trigger system designed for Glock platforms requiring corrosion resistance and reliable performance in harsh environments. It’s for shooters who demand consistent, clean breaks in marine, coastal, or high-humidity conditions. Since we added it to our lineup in January 2026, it has consistently been one of our top-selling drop-in trigger systems in its category.
Why This One?
- Marine-Specific Finish: Features a specialized nickel-Teflon coating that provides superior protection against saltwater corrosion and humidity compared to standard finishes.
- Minimal Added Weight: Our staff’s immediate feedback was on the negligible weight increase. Once installed, the added carry weight is barely noticeable, adding under an ounce to your setup.
- Consistent Performance: Engineered for a crisp, predictable break and a short, positive reset, providing reliable performance shot after shot.
- Drop-In Simplicity: Designed for straightforward installation into compatible Glock frames without permanent modification.
- Durable Construction: Built with a hardened steel safety plunger and a robust, one-piece housing for long-term durability.
Full Spec Sheet
| Model | Cobra III Marine |
| Compatibility | Glock Gen 1-5 (Full-size, Compact models) |
| Finish | Nickel-Teflon Coating (Corrosion Resistant) |
| Trigger Pull Weight | Approx. 3.5 – 4.5 lbs (adjustable) |
| Weight (measured) | 5.4 oz |
| Travel | Short Take-up, Minimal Overtravel |
| Safety | Integrated Blade Safety |
| Included | Trigger Assembly, Installation Pin |
Q & A
Is this a complete drop-in unit?
Yes. The Cobra III Marine comes as a complete, self-contained trigger assembly. It includes the trigger bar, shoe, housing, and safety plunger. Installation typically requires only the removal of the factory trigger group and dropping this unit in its place, secured with the provided pin.
How does the marine finish hold up?
The nickel-Teflon coating is specifically selected for its resistance to salt spray, moisture, and corrosion. It provides a significant durability advantage in wet or humid environments over standard blued or phosphate finishes, reducing the risk of rust and pitting on critical components.
Is the pull weight adjustable?
The trigger pull is preset from the manufacturer to a consistent 3.5-4.5 pound range, optimized for a balance of safety and performance. It is not a field-adjustable design; the consistency is a key feature of its reliable operation.
✅ Orders ship within one business day
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