13g|221 kg tensile load|Gr5 titanium|4-point locking system | 4 tritium tubes | 25-year glow|Built for those who demand the best in EDC
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When the last ray of light goes out, when darkness comes, what else do you rely on by your side?
No need to imagine.Stop imagining. Start upgrading.
FEGVE Tetrach 2.0
Fumbling in the dark? Broken clips? Rainy Tuesday tow trucks?
We’ve all been there. Tetrach is built for days like this.
Ti-6Al-4V Titanium — Aerospace strength, featherlight feel
487 lbs / 221 kg — Stronger than you’ll ever need
Magnetic Quick-Release — One-handed. Instant. Reliable.
Lifetime Durability — Small part. Lifelong solution.
Most key organizers are an afterthought. Tetrach 2.0 is the upgrade you’ll notice every single day.
👉 BACK IT NOW
Aerospace grade, titanium alloy meets eternal light – small enough to forget, strong enough to last a lifetime, powerful enough to pull a 3.5-ton truck.
487 lbs/221KG sufficient for you?
Crafted from indestructible Grade 5 titanium with a 221 kg pull rating. The four-point lock ensures zero wobble, while the CNC-machined body houses optional tritium vials for 25 years of glow—and a lifetime of rust-free performance.
Every day of darkness in the future, it is always present and never absent.
Who Actually Carries a Tetrach?
Maybe you’ve snapped three keychains this year.
Maybe you believe “good enough” is never good enough.
Maybe you want your gear to outlive you.
You don’t buy tools. You build a legacy.
You don’t do sales racks. You do standards.
Tetrach isn’t for everyone. It’s for those who actually use their gear—the EDC purists, the first responders, the travelers, and the dog walkers who refuse to settle.
If your EDC is a reflection of you, Tetrach belongs on it.
Stop carrying “okay.” Start carrying proven.
Tetrach 2.0
So, is that person you?
What you support is never just a quick release button, but the final confidence that belongs to you.
Darkness never makes an appointment.
It is the moment when I blindly touch the lock hole when I return home late at night, and the faint guidance when I am searching for my way in the wilderness. It doesn’t need to illuminate the world, it only wants to wait for your gaze when you need it the most, in every inch.
Tetrach is not just a keychain.
It is your daily reliance.
In the dark night. In the wilderness.
at work. On the road.
year after year. Always on standby. Never absent.
If you hate complexity but crave speed, if you fear darkness but always leave a trace of cyber brilliance for yourself——
Isn’t this us?
In life, ‘it’ is everywhere, just to protect you comprehensively and keep silent.
Go ahead, bring your own radiance.
If that’s you — welcome to the fold. Now, go make your own light.
Because of you, we have tetrach. Tetrach quietly becomes part of your daily routine.
1.Dedicated to the ‘uncontrollable’ you
2.Dedicated to you who have ‘inner light’
3.Dedicated to you who are always ready for battle
4.Dedicated to the ‘contradictory and true’ you.
Connect constraints, dismantle freedom.
Trapped in prison, my heart is in the wilderness.
Refuse fast food and be loyal to the texture.
With a click, it’s the way back.
Tetrach in Your Everyday Life.
This isn’t about hardware. It’s about removing friction from your day.
One Tetrach. A thousand small moments where it makes sense.
Most people will keep Tetrach 2.0 on their keys. Others will use it on a backpack, camera bag, pouch, jacket zipper, tool roll, or travel kit.
It works best in the places where small things tend to disappear. At night, in a bag, near the door, beside your gear, or anywhere you want a quiet point of light that does not need attention.
Whether you’re unlocking your door after midnight or clipping on your everyday essentials, it’s designed to perform without ever asking for attention.
Why We Built It
Complexity is the enemy of reliability.
We didn’t set out to build another keychain. We set out to eliminate a problem.
By machining the body from a single piece of Grade 5 titanium, we removed seams, screws, and weaknesses. By integrating the locking mechanism and the glow source, we removed dependencies.
Tetrach 2.0 doesn’t beep. Doesn’t blink. Doesn’t break.
It is the definition of a tool: simple, silent, and always ready.
We built it because the part that connects you to your keys should never be the weakest link.
It’s not smart. It’s not connected. It’s just certain.
In a world of disposable gear, we made the one part you can finally trust.
Tetrach 2.0. Built for life.
This is not just a tool you use.
It is an eternal companion, guarding the light in the darkness for you forever
Create a romance that belongs to you?
A product, a touch of light. In one sentence, for a lifetime. The Tetrach will accompany you through countless days and nights. It will witness thousands of sunrises. Even when the ordinary light gradually fades, the battery begins to leak, and you have long forgotten that it is still on your key, it will still accompany you as always.
Then one night, in the dark, you’ll reach for it. And there it will be. Still glowing. Still yours.
Always Visible.
Is it a fleeting spark? Or a constant companion?
It’s neither. It’s better.
Inside Tetrach 2.0 lies the quiet power of Tritium. A self-powered light source born from physics, not batteries. As the isotopes decay, they excite a phosphor coating, creating a glow that asks for nothing—no charging, no switches, no maintenance.
One atomic reaction. 25 years of clarity.
We integrated four tritium vials, arranged for omnidirectional visibility. In a decade, your phone will be obsolete. Your car might be gone. But this glow will still be here—guiding your hand at 2 AM, still at half brightness, still unwavering.
Tetrach doesn’t shine brightly. It shines forever.
Half-life: 12.3 years. Peace of mind: Lifetime.
Powerful structural design, exquisite appeara nce, and light concept.
Two points connect. Four points lock.
The four-point locking structure isn’t just a structural upgrade over two-point systems. It’s geometry working for you: more contact points, more stability, more confidence every time you click it shut.
Not a single stroke is unnecessary, not a single spot is accidental.
Every line on the Tetrach was revised. Every angle debated. Every gap intentional.
They are not traces on the design draft,
It is our obsession with ‘endurance’ and our commitment to ‘companionship’.
Not for the moment of surprise, just to spend time with you.
Strength & Load Testing.
487 lbs/221 kg Tensile Load. Third-Party Verified.
That’s 487 lbs. Enough to tow a vehicle. On a 13-gram clip you’ll forget is on your keychain.
That’s 487 lbs. Enough to tow a vehicle. On a 13-gram clip you’ll forget is on your keychain.
We didn’t just run the numbers internally. Third-party testing confirms 221 kg tensile load capacity — and the report is available for download below.
Third party testing report download click
We’ve also run it over with a 3.5-ton truck. It didn’t care.
Watch the pull test. Watch the truck test. Then compare it to every other quick-release on the market.
Small Stature, Massive Pull. (3.5 Tons Strong/221KG )（Pull truck video）(Pull the car video)（comparison video）Third party testing report
ps:This image is processed using Photoshop.
That moment of composure is a privilege reserved for those who truly understand life.
Tetrach 2.0 weighs only 13 grams.Please note that it only weighs 13g and is located at your waist, connected to your key.
No matter how many times a five-ton truck runs over it, it remains intact.
Compared to other quick release machines on the market, it is as solid as a rock.
Built from Grade 5 Titanium
Why Titanium? Why Grade 5?
Plastic? A toy. It won’t save you.
Stainless Steel? Close. But too heavy, too cold.
Kirsite? Just okay. It will age. It will fade. It pretends to be strong.
Only Grade 5 Titanium (Ti-6Al-4V) earns its place.
At equivalent strength, it’s lighter than steel. Unlike base metals, it’s chemically inert—immune to corrosion, rust, and the stains of time. And in the dead of winter, it won’t leech the heat from your hand or freeze to your skin.
Machined from a single billet, there are no seams, no welds, no weak points. Just a monolithic structure born from precision.
This wasn’t the cheapest path. It was the only logical one.
When something is this small, every gram is a promise. When you carry it every day, only the best will do.
Tetrach 2.0. For those who live seriously.
Let Tetrarch be born for those who live seriously.
It doesn’t make noise, but it never loses its chain.
You deserve a buckle that won’t disappoint you.
How do glow sticks (tritium tubes) react at different temperatures?
-4°F to 122°F. From Minnesota winters to desert summers, the tritium glow stays consistent. Titanium endures. No batteries, no excuses.
The main material of Tetrach 2.0 is temperature resistant.
For the technically curious: Ti-6Al-4V begins melting at approximately 2,900°F (1,600°C) — roughly 15% higher than stainless steel and four times the melting point of zinc alloy. It’s the choice of aerospace and medical engineers for exactly this reason.
A $0.50 Clip Shouldn’t Ruin Your Day.
The hidden tax of disposable gear.
We’ve all been there. Standing in the rain. Keys jammed. Patience gone.
A cheap clip snaps. Your keys scatter. And suddenly, that 50-cent piece of metal just cost you an hour of your night and a hundred bucks from your wallet.
The math is insulting.
Tetrach 2.0 is engineered to end this cycle. Machined from Grade 5 Titanium, it’s built to handle the pressure so you never have to.
Stop paying for cheap. Start investing in certainty.
Upgrade Your EDC. Now is a very good time.
Tetrach eliminates the weak link. One firm click to attach. One deliberate pull to release. It doesn’t slip, it doesn’t jam, and it doesn’t fail when the conditions get rough.
The right gear doesn’t make these moments disappear. It makes sure they stay small.
ps:This image is processed using Photoshop.
Yes, perhaps these are all things you have experienced.
It’s time to resist, Let’s have a small rebellion in this world full of disposable products.
Your precise turn – your FEGVE Tetrarch – is firm, determined, and absolute. The crisis has been resolved. Freedom has been restored.
- A correct choice, a good companion, brings you the freedom to no longer sit alone at the door waiting for a locksmith/endure heavy rain waiting for car rescue/a mistake that can never be fixed …..
9 Finishes. One Built for You.
ps:This image is processed using Photoshop.
• Frozen Aurora — cool, icy blue. Clean and understated.
• Neon Spring — vibrant green. High-visibility, high energy.
• Electric Sky — clear blue. Bright and focused.
• Lime Burst — sharp yellow-green. Impossible to miss.
• Moonlit Pearl — soft white. Minimal and refined.
• Deep Abyss — stealth black. Dark, serious, silent.
• Phantom Violet — muted purple. Distinctive without being loud.
• Solar Flare — warm orange. Bold and direct.
• Crimson Inferno — deep red. Strong and unapologetic.
About FEGVE.
FEGVE is a titanium EDC brand based in Hong Kong, with over 15 years of experience designing and manufacturing precision-machined carry gear. Every product starts with a simple principle: if we wouldn’t carry it ourselves, we won’t sell it to you.
In an era of disposable everything, we make things meant to outlast trends, fashions, and cheap alternatives. We’re not trying to make the most products. We’re trying to make the right ones.
Tetrach 2.0 is the culmination of everything we’ve learned — and the product we’re most proud of.
Regarding our history – timeline of development :
In this erafull ofdisposableconsumption,FEGVEspreads atimelessattitudetowardslife.
ps:This image is processed using Photoshop.
And we (fegve), spend our whole lives to achieve a romance that belongs only to you.
Reviews from different friends.（Click）
JD Fabian JZEDC BonoAuMMp BakapuyK Paul Armstrong
From a tool you carry, to a soul you wear.
13 grams of silence. No weight, no drag, just presence.
25 years of light. No battery, no switch, just glow.
Clip it. Forget it. Trust it.
The light that never sleeps, so neither do you.
Always on. Always yours.
This image was processed using video synthesis software.
Tetrach 2.0 is not trying to be another gadget you have to manage.
It is a piece of everyday carry hardware built from titanium, rated to 221 kg, and designed with a glow that lasts for years. It makes your keychain easier to trust, easier to find, and harder to outgrow.
Small enough to forget. Strong enough to rely on. Bright enough to find when the lights are gone.
Back Tetrach 2.0 on Kickstarter and bring the light home.
Life may sometimes be dark, just like night always falls, but no matter when, remember that day/light is the same. It will always come.
About packaging.
