I bet you’ve heard or even experienced how common bike theft is over 1.5 million bikes get stolen each year in the US alone! Imagine leaving your cubsala freestyle bmx bike locked outside and returning to find it gone.
This is why having a reliable lock is essential. You want peace of mind knowing your bike is safe whether you’re commuting or just making a quick stop. That’s where the Kryptonite 1218 Key Cable Bicycle Lock comes in. I’ve been using this lock, and it offers excellent security without sacrificing convenience.
In this review, I’ll walk you through its security features, materials, ease of use, and how it stacks up as a daily companion for any bike owner even if you ride a jasion eb5 electric commuter brushless suspension bike or a bike designed for comfort like a bicycle for lower back pain.
You’ll also see how this lock fits with different bike types, including folding bikes for heavy riders and folding bikes for tall riders. And for those wondering how far can you drive in a bike lane, knowing your bike is safe makes every ride more enjoyable.
Rating and Specifications
Security Level: 8.5 | Durability: 8.9 | Ease of Use: 8.1 | Build Quality: 9.0 | Value for Money: 8.0 | Lock Functionality: 8.3 | Portability: 8.1 | Locking Mechanism: 9.0 | Weather Resistance: 8.2 | Versatility: 8.0 | Works Well: 9.1
| Feature | Specification |
|---|---|
| Cable Thickness | 12 millimeters |
| Cable Length | 6 feet (approximately 1.8 meters) |
| Material | Braided steel (flexible and highly cut-resistant) |
| Locking Mechanism | Key lock with advanced cylinder (resists picking) |
| Lock Head Rotation | 360 degrees for ease of use |
| Weather Protection | Dual sliding weather guards |
| Mounting Bracket | EZ-MultiFit bracket (compatible with various bike frames) |
| Keys Included | 2 reversible keys |
| Transport Strap | Hook-n-Loop retention strap for stable carrying |
Security & Durability
When it comes to security, the Kryptonite 1218 Key Cable Bicycle Lock excels with its cut-resistant braided steel cable that measures 12 millimeters thick and stretches six feet long. This thickness and flexibility mean you can lock your bike securely around large or awkward objects without worrying about easy cutting.
The lock’s advanced cylinder adds an extra layer of security against picking. Plus, the dual sliding cylinder weather guards prevent moisture and dirt from entering, which keeps the locking mechanism smooth and reliable over time. I love how the lock head rotates fully, letting me lock my best bike quickly without fumbling.
Built to last, the cable is made from stainless steel and alloy steel, which resists rust and corrosion even in rainy conditions. The EZ-MultiFit bracket fits most bike frames, including bulky ones like the folding bikes for heavy riders, so you’re covered regardless of what you ride.
Security Features
- 12 mm cut-resistant braided steel cable
- Advanced anti-picking cylinder
- Dual weather guards with auto-close
- Rotating lock head for ergonomic use
- Hook-n-Loop retention strap for stability
Materials and Construction
The cable is constructed from stainless steel and alloy steel, ensuring both flexibility and toughness. The lock body features a weather-resistant cover that shields internal parts. The EZ-MultiFit bracket securely mounts the lock to your bike, with a spline attachment that rotates 300 degrees for versatile carrying positions.
Ease of Use & Portability
Using the Kryptonite 1218 Key Cable Bicycle Lock is simple. The key lock comes with two reversible keys, so unlocking is smooth and quick. The rotating lock head makes it easy to wrap the cable around your frame or bike rack without awkward angles.
Weighing just 0.79 kilograms, the lock is lightweight enough to carry without adding bulk, even when mounted on your bike frame using the EZ-MultiFit bracket. The bracket fits well on various bikes, from your cubsala freestyle bmx bike to a jasion eb5 electric commuter bike.
Installation is straightforward the adjustable spline attachment ensures a secure fit on different frame tubes or seat posts. I especially appreciate the Hook-n-Loop retention strap, which keeps the cable from flapping around when riding.
Ease of Use Features Table
| Feature | Description |
|---|---|
| Locking Mechanism | Key lock with two reversible keys |
| Lock Head Rotation | 360 degrees for easy wrapping |
| Weight | 0.79 kg |
| Mounting Bracket | EZ-MultiFit with 300-degree spline |
| Transport Strap | Hook-n-Loop retention strap |
Design & Features
The Kryptonite Kryptoflex Key Cable Lock has a sleek, modern black round shape that looks good on any bike. The cable’s flexibility lets you secure your bike to a variety of objects, whether you ride a bicycle for lower back pain or a folding bike for tall riders.
Inside the box, you get the lock, the EZ-MultiFit mounting bracket, two reversible keys, and a Hook-n-Loop retention strap for convenience. The keys are easy to use and carry, eliminating any hassle during your daily commute.
Specific Aspects
This lock handles weather well thanks to its dual sliding weather guards, which keep water out and protect the cylinder from rust. It fits a broad range of bike frames, including hybrids, mountain bikes, and folding bikes. Its noise level is minimal, so you won’t hear rattling as you ride.
For the price, this lock offers excellent value, especially when compared to the cost of replacing a stolen bike. If you’ve wondered how much are electric bikes, investing in a strong lock like this can protect your valuable investment.
This is my honest take on the Kryptonite Kryptoflex Key Cable Lock: a reliable, secure, and easy-to-use bike lock that works well for various riders and bike types. Whether you’re cruising on a bike or rolling with a cubsala freestyle bmx bike, this lock gives you confidence every time you leave your bike parked.
Included Accessories
- Mounting Bracket: The lock comes with an EZ-MultiFit mounting bracket, which is easy to install and offers stable attachment on various bike frames, including thick tubes and odd shapes. It stays secure during rides and is adjustable with a 300-degree rotation for versatile placement.
- Cable: The cable is a flexible 6-foot long braided steel, 12 millimeters thick. It’s designed to secure wheels, frame, and accessories, providing solid protection without being too bulky or stiff.
- Keys: You get two reversible standard keys that are easy to use and carry. They fit well with the advanced cylinder lock, providing good anti-picking protection.
Who is the Bike Lock For?
This bike lock is perfect for riders of hybrid bikes and other bikes needing moderate security. If you are a casual city cyclist or commute regularly, the Kryptonite Kryptoflex Key Cable Lock offers a reliable and easy-to-use solution without breaking the bank.
It works well for those who want to secure their bike against opportunistic theft in low-to-moderate risk areas. It’s also great as a secondary lock to use alongside heavier-duty locks or for locking accessories like bike lights or a bike bell.
If you park your bike at work or at a public place with bike racks, this lock provides peace of mind without heavy weight.
Comparison with Other Bike Locks
| Feature | Kryptonite Kryptoflex Key Cable Lock | Typical U-Lock | Chain Lock | Cable Lock (Low Quality) |
|---|---|---|---|---|
| Security Level | Moderate, cut-resistant braided cable | High, hardened steel shackle | High, heavy-duty chain | Low, thin cable |
| Weight | Lightweight (0.79 kg) | Heavier, bulkier | Heavy and less portable | Very light, less secure |
| Flexibility | Highly flexible cable for versatile use | Rigid, limited locking options | Flexible but bulky | Flexible, but easily cuttable |
| Weather Resistance | Dual weather guards on lock cylinder | Usually good | Depends on coating | Low |
| Ease of Use | Easy to lock/unlock, rotating lock head | Requires some effort | More effort due to weight | Very easy, but insecure |
| Mounting Options | EZ-MultiFit bracket, adjustable | Frame mount brackets | Usually frame mounts | Varies |
| Price | Affordable | Moderate to expensive | Expensive | Very cheap |
Pros and Cons
Pros:
- Flexible cable easily wraps around bike racks.
- Rotating lock head makes locking effortless.
- Durable braided steel resists cutting attacks.
- Dual weather guards protect lock from rain.
- Includes EZ-MultiFit bracket for secure mounting.
Cons:
- Not suitable for high-crime areas.
- Cable length may be too long for some users.
FAQ
How secure is the Kryptonite Kryptoflex Key Cable Lock?
The Kryptonite Kryptoflex Key Cable Lock offers moderate security with its 12 mm braided steel cable. It’s designed to resist cutting and picking attempts, making it a solid choice for low-to-moderate crime areas. The advanced cylinder lock and weather guards improve durability and reliability.
Can I use the Kryptonite lock with my hybrid bike?
Yes, the Kryptonite Kryptoflex Key Cable Lock fits various bike frames including hybrid bikes. Its EZ-MultiFit bracket adjusts for different frame sizes and shapes, making it convenient to carry and secure your bike anywhere.
How many keys come with the Kryptonite Kryptoflex lock?
This lock includes two reversible standard keys. They are easy to use, and replacement keys can be ordered from Kryptonite if needed, ensuring you won’t get locked out.
Is the Kryptonite lock weather resistant?
It features dual sliding weather guards on the lock cylinder to keep moisture out. This protects the internal locking mechanism from rain and dust, maintaining smooth operation in different weather conditions.
Does the Kryptonite lock work well with bike racks?
The lock’s flexible 6-foot cable allows you to secure your bike frame and wheels to various bike racks easily. The EZ-MultiFit mounting bracket also keeps the lock stable when not in use.
Final Verdict
The Kryptonite Kryptoflex Key Cable Lock is an excellent choice if you want a lightweight, flexible, and moderately secure bike lock. Its cut-resistant 12 mm braided steel cable combined with an advanced cylinder lock offers protection suitable for urban environments and everyday use.
The rotating lock head and EZ-MultiFit bracket make it user-friendly and portable, fitting well on different bike frames including hybrid bikes. While it may not be the best option for very high-risk areas, it’s perfect for securing your bike at work, school, or around bike racks.
If you want a reliable lock that balances security and convenience, this lock is worth considering. Plus, it works well alongside your bike lights and bike bell accessories to keep your ride safe and functional.
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