S.O.G Flash FL Folding Knife - 3.40" Satin 4116 Stainless Steel Blade, Silver Handle, Pocket Clip
- Blade Type:
- Drop Point
- Blade Material:
- 4116 SS
- Bade ength:
- 3.40"
- Open Type:
- Thumb Stud
- Closed Length:
- 4.50"
- Handle Description:
- Silver
- Edge Type:
- Plain
- Weight:
- 5.30 oz
The S.O.G Flash FL folding knife is a straightforward, dependable blade for hunters, campers, and everyday carry users who value simplicity over complexity. Built around a 3.40" satin 4116 stainless steel blade paired with a silver metal handle, this frame-lock folder combines honest construction with practical design—no fuss, no gimmicks, just a knife that gets the job done in the field or on the job site.
All-metal construction keeps the Flash FL robust and long-lasting, while the frame-lock mechanism delivers solid blade security without the bulk of larger folders. The slim form-factor slides into a pocket or pack without adding noticeable weight or profile, making it ideal for backcountry trips, tackle boxes, or everyday carry rotation. Thumb stud deployment means you can open the blade one-handed, a feature that matters when your other hand is full of gear or game.
The reversible, deep-carry pocket clip adapts to left or right-hand carry and keeps the knife low and concealed in a shirt or pants pocket. The textured handle gives you confidence in wet conditions or when wearing gloves, and the 4116 stainless steel blade resists corrosion during field use. This is the kind of knife that doesn't need reinvention—it just needs to be sharp and stay that way.
Key Features
- 3.40" satin 4116 stainless steel blade—proven edge-holding and corrosion resistance
- All-metal frame-lock construction for durability and reliability
- Thumb stud for one-handed, quick deployment
- Slim profile—light enough to carry daily, tough enough for the field
- Reversible, deep-carry pocket clip—left or right-hand carry options
- Textured silver handle for secure grip in wet or gloved conditions
Specifications
| Brand | S.O.G |
| Model | Flash FL |
| Blade Length | 3.40" |
| Blade Material | 4116 Stainless Steel (Satin Finish) |
| Handle Material | Silver Metal |
| Blade Mechanism | Frame-Lock Folder |
| Opening Method | Thumb Stud |
| Pocket Clip | Reversible, Deep-Carry |
| Type | Folding Knife |
Frequently Asked Questions
Is the Flash FL good for everyday carry and field use?
Yes. The slim profile and deep-carry clip make it comfortable for daily pocket carry, while the 4116 stainless steel blade and frame-lock construction hold up to hunting, camping, fishing, and utility work. It's built to be carried often and used hard without fuss.
Can I carry this knife left-handed?
Yes. The pocket clip is reversible, allowing you to set it up for left or right-hand carry. You can also open the blade with your thumb stud regardless of hand preference.
How does the thumb stud deployment work?
The thumb stud sits on the blade spine and allows you to open the knife one-handed by pressing your thumb down on the stud while holding the handle. This is faster and more convenient than traditional two-handed opening, especially when your other hand is busy or full.
What is 4116 stainless steel, and why does it matter?
4116 is a German-origin stainless steel known for solid edge retention and corrosion resistance. It holds an edge well and resists rust and staining during field use, making it practical for hunting, fishing, and outdoor work where blade maintenance is secondary to reliability.

