Questions tagged [theft]

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3 votes
0 answers
103 views

What kind of cutting wheels cut hardened U-lock shackles best?

I have a question which might be asked by honest people wanting to protect their bike from thieves, but unfortunately can also be asked by bike thieves. I hope this won't be downvoted, my intentions ...
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26 votes
4 answers
10k views

Someone else's lock on my bike

Earlier today, I had to leave my bike in the street to run some errands. Just after I was done attaching it to a barrier, a person came to me and asked me about my kryptonite lock as he was locking ...
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16 votes
5 answers
2k views

Found my stolen bike, what to do? (London, UK) [closed]

About a year ago my old bike was stolen by cutting through the fence that I had locked it too (I didn't realize that the fence was thinner than the lock itself) and now I've come across it once again ...
1 vote
3 answers
195 views

Bicycle locks with alarm

I have a new bike, not very expensive... but still doesnt want it to disappear the next day and I was looking at different locks and came across lock that have an alarm which triggers a siren. Not ...
54 votes
6 answers
6k views

How do you operate a used bike business without contributing to theft?

Businesses that sell used bikes and/or parts clearly have value for communities and the environment. They are a way of reducing waste and reallocating gear that still has useful life, they are a ...
1 vote
2 answers
1k views

Please suggest a Hitch Bike Rack Theft Protection Solution

Recently I purchased hitch bike rack. This is my second bike rack. My first one was stolen when I left it installed on car (car parked on street). The one which got stolen was a THULE bike rack. The ...
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1 vote
4 answers
259 views

"Lock" brakes so that they are always active

I have mechanical disc-brakes on my mountain bike. I am wondering whether it is possible to have the brakes activated without me pressing the levers.
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12 votes
5 answers
7k views

How can I prevent theft of mirrors?

I want to know to permanently fix back view mirrors. Last night, somebody stole them. Please tell me any solution.
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11 votes
6 answers
4k views

Warranty on lock damaged during attempted theft

Someone attempted to steal my girlfriend's bike tonight and they damaged the lock. Do you guys know if we can use the warranty to get it exchanged? The lock has a 2 year warranty and I'm planning to ...
  • 129
0 votes
3 answers
340 views

Stolen chain/pedals: What might be the motive? [closed]

My pedals disappeared. Several months ago, my chain disappeared in the same location. On both occasions, the bike frame was locked, but the totally unsecured quick release wheels and other ...
7 votes
1 answer
387 views

Does Abus print blind bitting codes on their D-Lock bikes (or do thieves go through the trouble to

I've got several YourPlus Abus locks (all keyed the same) so that I can have one key for basically all the family bikes. The other day I noticed that one of my D-Locks had a plastic part missing, ...
5 votes
1 answer
4k views

Help identifying frame number

On my new bike I can see two numbers stamped into the frame - one seven digits long and one eight digits long. There's also a serial number on a tag. I'm attempting to register the Bike with the UK ...
0 votes
1 answer
347 views

Why would someone steal my rear derailleur and hanger? [closed]

Yesterday while I was at work someone stole the rear derailleur and hanger off my bike. Everything else left alone. Why would someone steal a derailleur? Seriously. Of all the parts.
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3 votes
3 answers
673 views

Help please - I am suspicious this bike might be stolen

I recently got this Btwin Triban 3 bike from a person I definitely trust. He said they have had it for a couple of years but don't use it anymore and originally got it from a family member a while ago....
  • 217
15 votes
7 answers
3k views

How can I prevent my next bike from being stolen?

I park my bike in my building's bicycle room, in the parking garage in the basement. The garage door can only be opened with a remote fob, and the bicycle room is locked as well. In the garage, I ...
  • 253
21 votes
13 answers
12k views

Safest way to store bike outside (city)

I bike commute and just moved to a tiny third floor walk up. I was willing to give up some of my precious space to store the bike, but it turns out that the narrowness and curvature of the stairs ...
  • 213
1 vote
2 answers
549 views

Why would anyone steal a bike computer off of a bike?

Lights can be re-used easily, but a bike computer... they would need to setup their own rigging for the wires and the magnets, that alone would cost them money and time, and who's going to buy from ...
10 votes
3 answers
9k views

Where are stolen bikes sold?

I live in a city on the east coast. I recently had my bike stolen. The frame was locked to a bike rack using a u-lock. They either picked or cut the u-lock. My simple question is: where do thieves ...
  • 751
5 votes
4 answers
12k views

Preventing my trunk-mounted bike rack from being stolen

I am new to all this - got a bike as a retirement present and bought a Saris Bones 2 bike rack. It seems to me as it is just clip on it could be stolen while I am happily off riding my bike - is this ...
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4 votes
3 answers
512 views

How did my stolen carbon frame bike get from D.C. to Guatamala?

My bike was stolen from the downtown DC on nov 11 2017. It was locked and was stolen in the middle of the day. I had put a bluetooth device, more specifically Tile in the seat post of the bike. I ...
  • 1,270
11 votes
2 answers
7k views

What should you do if you find a bike that appears to be stolen?

What should you do if you find a bike that appears to be stolen? Should you turn it in or just leave it alone? Occasionally I'll see a bike that appears to be abandoned, which I assume to be stolen ...
  • 213
6 votes
2 answers
2k views

What do you do if you find your stolen bike's frame on ebay?

I am 85% certain that I see my bike's frame on eBay. It costs almost 2k with all the components and I see the frame on sale for $400 with seat-post and fork only. All my stickers not in the pictures(3)...
  • 1,270
4 votes
2 answers
3k views

Are black bikes really stolen more than other colors?

Is there any evidence that thieves prefer one color of bike than others? I'm not asking for opinion but for a citable reference.
  • 28.6k
5 votes
5 answers
435 views

Is a name sticker with my name enough to prove a bike is mine if it gets stolen?

Apart from the fact that stickers can be removed (as thats not the point of my question) would if my bike got stolen and i found it, would a sticker with my name on the frame be enough to prove that ...
  • 1,066
1 vote
0 answers
161 views

Insurance that covers the original price of the bike [closed]

I'm a new cyclist and new to this forum; hi! I forgot to mention I live in the UK. I am going to get a cyclocross bike from Evans for just less than £1000 and accessories. I'm mostly concerned about ...
0 votes
0 answers
108 views

Storing a nice bike outside cheaply in the city during winter (weather/security) [duplicate]

I'm no longer able to store bicycles in my flat, as my current place is less than 20m² in size; Is there any way to store a bicycle outside in a way which will significantly minimize weather- and ...
3 votes
3 answers
399 views

Conceptual: Bike Lights built into Grips

I am a design student and avid cyclist and am currently working on a design project for school. I had an idea for locking handlebar grips that have LED lights built into them. If you can picture MTB ...
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6 votes
2 answers
18k views

Is frame number the same thing as serial number?

I'm registering my bike with Kryptonite anti-theft scheme and it asks for the serial number. My local dealer wrote down the frame number for me, saying I might need this for insurance purposes. Are ...
  • 163
40 votes
14 answers
12k views

My bike got stolen a second time (in Amsterdam) - what should I do? [duplicate]

I've moved to Amsterdam a few months ago, and have started using bicycles; I mostly cycle from home to work. I've been using typical old(ish) used bikes, black-color omafiets of some obscure make, ...
  • 799
10 votes
5 answers
2k views

Why (and how) would someone steal only my innertube?

Upon my return from winter holidays, I found that someone had stolen the rear innertube from my locked bike. They took only the innertube: the rear wheel was still there, the chain correctly attached, ...
  • 743
6 votes
1 answer
524 views

Experience with GPS trackers - thieves' reactions?

I'm interested in experiences what happens in reality when a bike with a GPS tracker is targeted / stolen by thieves. There are GPS trackers with a SIM card that will send an alarm to your mobile ...
20 votes
7 answers
13k views

Protecting bike attachments such as lights against theft

I was wondering what one could do to keep his bike attachments from being stolen. On Monday two lights were stolen off of my bike. I only had them for a day. It was the kind that has a rubber "strap" ...
  • 347
3 votes
1 answer
298 views

Hybrid bike stolen, trying to weigh factors for how to replace

I had my 2006 Trek 3700 stolen from my apartment today. I reported it to the police and should be getting at least a small amount of money from renter's insurance. It was locked with a Kryptonite ...
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6 votes
2 answers
2k views

Are any anti-theft GPS trackers dynamo powered?

I am considering an anti-theft GPS tracker for my bicycle, but I am worried about battery life. Are there any that recharge from a hub dynamo?
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13 votes
4 answers
12k views

Do certain makes/models/types of bikes get stolen more than others?

I was reading this article on the most commonly stolen cars, and having my bike stolen recently, I got to thinking: do certain makes/models/types of bikes get stolen more than others? My bike was a 15 ...
  • 596
-7 votes
3 answers
745 views

Convenient bike-security measures for rural, small-town, and remote-touring environments [closed]

I originally titled this question as "I'm looking for a convenient absolutely fail-safe automatic lock that works all the time". But, judging by some rather cold responses, that title seems to be ...
3 votes
2 answers
1k views

Bike Rack from Apartment's Underground Carpark Removed - Is building management liable?

My question is somewhat similar to Whole Bicycle Rack Easily Removed! Is the provider liable?, however, in this case, it was from my apartment's bike rack, which is managed. I live in an apartment ...
15 votes
6 answers
6k views

Does the National Bike Registry work?

The National Bike Registry is an nationwide registry of bikes with identifying information (serial numbers, make/model, owner information) in the US that is intended to help identify stolen or ...
  • 779
12 votes
1 answer
807 views

Usage experience with anti-theft GPS trackers

Does anybody have any actual experience with anti-theft GPS trackers like BikeSpy? Their website looks terribly unprofessional and there are only very few testimonies online, but the idea is ...
4 votes
2 answers
2k views

Would an original Abloy padlock and [toughened] chain make a good bike lock?

Why are bike locks so fancy, so specialised? Would a small padlock, e.g. original Abloy make a good bike lock when connected to a chain? http://simple.wikipedia.org/wiki/Abloy (first image) Are ...
user avatar
14 votes
2 answers
2k views

Cut U-Lock....Bicycle Left?

Is this a common thing, and if so, what is the motivation behind it? When I went to unlock my bicycle this morning, when I touched the U-Lock, it basically fell apart. It looks like someone used a ...
  • 1,223
4 votes
2 answers
2k views

Removing bike interfaces to reduce likelyhood of theft?

Is there a product out there that allows you to remove interfacing components? Like being able to remove your brake lever arm, shifter arms, pedals...etc etc easily and efficiently so it makes the get ...
2 votes
2 answers
3k views

Do OnGuard MinPin Locking Skewers provide adequate security?

Do OnGuard MinPin Locking Skewers provide adequate security? I read one review (http://www.rei.com/product/842891/onguard-minpin-keyless-3-piece-locking-skewer-set) saying that the skewers can easily ...
16 votes
1 answer
1k views

Where do stolen bikes go?

I'm looking for, ideally, an academic study or authoritative source on what happens to stolen bikes, rather than just speculation. Is there anything I can do at this point to help track mine down? My ...
16 votes
2 answers
10k views

Can a chain-lock be better against cutting than a U-lock?

I'm looking for a bike lock and, in 2013, Kryptonite have a new lock, the Evolution Series 4 Mini Chain: The chain is quoted as being only 55 cm long, and 10 mm thick. Is the blue mark below a ...
  • 1,525
6 votes
4 answers
686 views

Are there electronic/active theft deterrents for bicycles?

In addition to mechanical/passive deterrents (locks, chains, etc.), what electronic/active bicycle theft deterrents exist? * My dear bicycle was stolen two weeks ago and I then vowed to dedicate my ...
5 votes
6 answers
3k views

How to handle an attempted bike theft [closed]

TLDR; I chased down a bike thief and caught her. Turns out she's a juvenile. She claims she mistook the bike for her own. The police say if we press charges, nothing will likely come of it because it'...
0 votes
0 answers
107 views

Is there a widely used service to report bike theft? [duplicate]

Possible Duplicate: Are bicycle registration websites any use for recovering stolen bikes? Or to say, a website where stolen bikes could be reported and anyone could check if for reports of a ...
3 votes
5 answers
2k views

Whole Bicycle Rack Easily Removed! Is the provider liable?

The story is - Parked and locked the bicycle at a seemingly secure parking-rack provided by a supermarket. I soon discovered that someone had locked my bicycle (and their own) to the rack. Returning a ...
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21 votes
6 answers
6k views

Deterrents against partial (component) theft

Big question: Is there any way to increase the security of bolted on portions of a bicycle? Specifics: I cycle as my primary mode of transport (in East London) on a early 90s steel road bike with ...