토요일, 3월 21, 2026
HomeCyclingSeatylock Foldylock Ceaselessly Overview: The Greatest Folding Bike Lock You Can Purchase

Seatylock Foldylock Ceaselessly Overview: The Greatest Folding Bike Lock You Can Purchase


Bike locks are available all shapes, sizes, and safety ranges, and there are a whole lot of choices to select from. All of them have professionals and cons by way of usability, portability, and, most significantly, bike safety. Folding locks, particularly, fold small for transport and open up for a big locking space. That very same design additionally makes them susceptible to prying and chopping assaults, they usually sometimes don’t supply the best degree of safety in comparison with another lock sorts. 

Whereas there are fairly just a few U-locks and a few burly/heavy chain locks that carry the best degree Offered Safe Diamond score, the majority of folding locks are rated Offered Safe Silver or under. For that reason, most folding locks are finest for lower-risk conditions the place the portability and locking space advantages outweigh the possibilities of bike theft. Lately, nevertheless, there are fairly just a few folding locks which have earned the upper Offered Safe Gold score (extra on this under), together with the Seatylock Foldylock Ceaselessly.  

I’ve been testing the Foldylock Ceaselessly this spring and fall, in Reno, Nev. My spouse and I’ve been utilizing electrical bikes — with a mixed worth of ~$4,500 — for all the things from grocery runs and different errands to dinner dates and journeys to the trailhead for walks and runs. From parking bikes downtown to locking up in entrance of procuring facilities, we’ve been placing this folding lock by its paces to maintain our bikes safe and ensure it lives as much as the hype.


  • Clean key motion with outlined open/closed positions

  • Simple to make use of and carry

  • Mounts to included body bracket and is tremendous quiet

  • Thoroughly-made

  • Offered Safe Gold and ART-3 rankings = most safe folding lock in the marketplace


  • Will be minimize with angle grinder

  • Heavy-ish

It comes with a mounting bracket and three keys. (photograph/Jeremy Benson)

Foldylock Ceaselessly Particulars

The Foldylock Ceaselessly has a folding design (clearly) that features six 6.5 mm-thick, rubber-coated hardened metal plates. These plates are joined by heavy-duty “patented ultra-protected rivets” which might be immune to drilling, sawing, and prying assaults. When unfolded, it has a circumference of 90 cm (35.4 in.), making it simpler to suit round a number of bikes or bigger objects than most U-Locks. When folded, it’s 20.5 cm / 8.1” lengthy, 6.9 cm / 2.7” huge, and 4.7 cm / 1.9” thick. It comes with a mounting bracket to connect to bottle bosses on a motorcycle body, or to maintain it folded up in your bag or backpack. It weighs 3.9 kilos, together with the bracket.

The lock itself is keyed, and it has an automotive-grade cylinder that’s “butter easy and extremely safe” and has an auto-closing cowl to maintain mud, particles, and water out of the mechanism. It comes with three high-security keys. The lock has a three-year guarantee, and whenever you register it, you may also enter the important thing duplication codes so they’re on file if you happen to ever want spares made.

Holding the Foldylock Forever in hand to show its size
Whereas it’s fairly compact when folded and transportable in its bracket, it’s nonetheless a sizeable unit, and it weighs 3.9 lbs. (photograph/Jeremy Benson)

The Foldylock Ceaselessly was the primary folding lock to earn a Offered Safe Gold score, that means that it has been examined to resist assaults from specialised bike theft instruments (excluding angle grinders) for at the least 5 minutes. Which means it ought to stand as much as bolt cutters, hand saws, drills, rivet pliers, and pry bars. In accordance with Offered Safe, Gold-rated locks are appropriate to be used in high-risk areas. On high of that, so far as I do know, the Foldylock Ceaselessly and Foldylock Elite are the one folding locks to earn a 3-star score from ART, a Dutch lock testing group. The ART-3 score signifies that it’s additionally appropriate for mopeds and thought of greater safety than locks that don’t have a comparable score. 

Till Seatylock launched the brand new 110 cm Foldylock Elite, which carries the identical rankings, the Foldylock Ceaselessly was thought-about essentially the most safe folding lock in the marketplace. It nonetheless is; it simply shares that designation with its sibling now, too.

Utilizing the Foldylock Ceaselessly

The Foldylock Foever in its mounting bracket mounted on a Rad Power radWagon 5
The mounting bracket makes it tremendous straightforward to move the Foldylock Ceaselessly and is remarkably quiet and rattle-free. (photograph/Jeremy Benson)

I’ve used fairly just a few totally different bike locks in my life, and the Foldylock Ceaselessly is definitely top-of-the-line. I’ve acquired the bracket mounted to the bottle bosses on my Rad Energy Radwagon 5, and the lock simply lives in there until I pull it off to make use of it with one other bike. It matches completely within the bracket, is straightforward to take away and exchange, and makes no noise in anyway when using. It’s larger than you would possibly count on in your hand, and it weighs 3.9 kilos, however I’ve stuffed the lock into my messenger bag just a few occasions, and that’s effective, too. That stated, if you happen to’re carrying it that method on a regular basis, I might use the bracket to maintain it tidy because the plates transfer round fairly freely in any other case.

The folding motion of the plates is shockingly easy, even after six months of use. The pivots have nearly zero friction, so it opens and folds again up very simply. Likewise, the important thing motion is as buttery as marketed, which isn’t the case with a number of the different locks I’ve tried. As soon as opened, the 90 cm size makes it comparatively straightforward to lock two bikes collectively or loop round bigger poles and objects than U-locks. The one actual limiting issue that I discovered is that the 8-inch lengthy plates can typically be difficult to suit by tight areas like between your spokes and chainstays or fork legs. If 90 cm isn’t lengthy sufficient, the Foldylock Elite is actually the identical precise lock in a 110 cm size and prices $10 extra

Detail shot of the lock mechanism on the Foldylock Forever.
The lock mechanism seems fairly sturdy, and the important thing motion is tremendous easy within the cylinder. (photograph/Jeremy Benson)

With the sleek motion of the pivots and the sleek operation of the locking mechanism itself, the Foldylock Ceaselessly is tremendous fast to deploy, lock, and put away. I’ve discovered it to be method easier to suit round bikes and glued objects than the tighter matches and inflexible shackles of most U-locks I’ve tried. My greatest concern has truthfully been holding monitor of the keys, which I’m notoriously unhealthy at doing, however that’s true of all keyed locks. Additionally price mentioning is that I’d say this lock is finest suited to locking your bike to bike stands, poles, and different mounted objects. This isn’t a lock I might use to lock bikes to a rack on my automotive, because it merely isn’t lengthy sufficient to loop round a automotive rack and a body (or frames).

Bike Safety

The Foldlylock Forever after being cut with an angle grinder.
The Achilles heel of all folding locks, together with the Foldylock Ceaselessly, is that they are often minimize with angle grinders. However that’s what it takes to interrupt this lock. (photograph/Paul Clauss)

With a Offered Safe Gold score, I’m fairly assured within the security of my bike(s) nearly all over the place in my city. Nonetheless, I might go for one thing with the next score if the bike thieves in my space have been identified for utilizing angle grinders to chop locks. I additionally wouldn’t depart my bike locked up in a single day, which is one thing I keep away from doing anyway. Clearly, it’s essential to match your bike lock safety degree with each the danger of theft and the strategies thieves use to compromise locks in your space. 

For me, the Foldylock Ceaselessly fits my wants, however it definitely isn’t infallible. In reality, my former colleague Paul Clauss did some harmful exams on one in every of these locks a pair years in the past, and he was capable of compromise it. However, just like the testers at Offered Safe came upon, he couldn’t minimize it with bolt cutters or a hand noticed, and a pry bar didn’t work both. As anticipated, he was capable of compromise it with a single minimize with an angle grinder (see photograph above), however it took 40 seconds, which was longer than different folding locks he was testing at the moment. After all, this lock doesn’t declare to be angle grinder resistant both, however it was good to comprehend it stood as much as that type of assault higher than lesser choices.

Locking a cargo bike to pole with the Foldylock Forever.

Foldylock Ceaselessly: My Takeaway

The Foldylock Ceaselessly has shortly develop into my go-to bike lock for the overwhelming majority of my around-town rides. It lives quietly in its mounting bracket on my bike and goes fully unnoticed till I have to lock my bike(s). It appears very properly made, and the entire shifting components and the locking mechanism work as properly after six months of use as they did after I took it out of the field. It’s simply transportable and simply as straightforward to make use of, and I really feel comfy locking up with it all over the place that I’m going.

After all, safety wants differ, however if you happen to’re searching for a folding lock, the Foldylock Ceaselessly strikes me as the best choice. At $135, it’s not low cost, however it’s constructed to final and looks like a stable funding in bike safety. If it aligns with the extent of safety you want, I’d argue that is the most effective folding bike lock you may at the moment purchase.

You may study extra in regards to the Foldylock Ceaselessly and Seatylock’s different locks on the model’s web site.

seatylock.com

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