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SKU: ULCK0030

Kryptonite Keeper Long Shackle U-Lock 4" x 11.5" | High-Security 12mm Hardened Steel Bicycle Lock with Reinforced Collar, Patented Bent Foot Design, Vinyl Coating & Included Bracket - Ideal for Secure Bike Locking & Theft Protection

Regular price $39.21
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Description
Specifications

Secure Your Bicycle with Confidence Using the Kryptonite Keeper Long Shackle U-Lock - 4" x 11.5"

Looking for a reliable, high-security lock to protect your bike in busy urban environments or on remote adventures? The Kryptonite Keeper Long Shackle U-Lock combines robust materials, innovative engineering, and versatile design to give you peace of mind wherever your ride takes you.

Premium Materials & Durability

Crafted with a rugged 12mm hardened steel shackle, this U-lock offers superior resistance against cutting, sawing, and prying attacks. Its reinforced collar over the keyway enhances security by preventing tampering attempts, while a protective vinyl coating shields against scratches, corrosion, and weather elements - making it perfect for both city commuting and tough terrains.

Advanced Locking Technology & Security Features

Rated at a security level of 4 out of 10 (on Kryptonite's 1-10 scale), the Keeper Long Shackle U-Lock balances moderate security with lightweight portability. Its patented Bent Foot design increases locking versatility and accommodates a wide range of frame and object sizes. The key-based locking mechanism is engineered for smooth operation and includes two high-security keys for added convenience.

User-Friendly Design & Easy Transport

A side-mount snap-in transportation bracket is included, allowing quick and secure mounting to your bicycle frame or bike rack. Its sizable 4" x 11.5" shackle length provides ample locking space to secure your bike to posts, rails, or bike stands, offering flexible use in various scenarios.

Ideal Use Cases & Style

Perfect for urban commuters, recreational cyclists, and bike sharing programs, the Kryptonite Keeper U-Lock offers reliable security without excessive weight. Its sleek design and durable construction make it a smart choice for cyclists seeking a balance of security, portability, and value.

Why Choose the Kryptonite Keeper Long Shackle U-Lock?

- High-security 12mm hardened steel shackle for resilience against tools

- Reinforced collar and patented Bent Foot design for enhanced tamper resistance

- Protective vinyl coating for weatherproofing and surface protection

- Easy-to-use lock with included side-mount bracket for convenient transportation

- Versatile lock size ideal for securing bikes to various fixed objects

Invest in the Kryptonite Keeper Long Shackle U-Lock for dependable bike security that blends innovative engineering with practical features. Protect your ride today with a trusted name in bike security solutions!

  • High-security U-lock featuring a 12mm hardened steel shackle provides excellent resistance against cutting, sawing, and leverage attacks for reliable bicycle security.
  • Constructed with durable, vinyl-coated steel for weather resistance and a protective surface that prevents scratches on your bike frame, ensuring both durability and style.
  • Engineered with Kryptonite's patented Bent Foot design and reinforced collar over the keyway, offering enhanced protection against bolt cutters and tampering attempts for peace of mind.
  • Includes a convenient side-mount snap-in transportation bracket, allowing easy on-bike storage and quick access during rides, ideal for urban commuting and bike tours.
  • Rated at a security level of 4 out of 10 for versatile yet affordable protection, making it an excellent choice for securing bikes in moderate-risk environments while maintaining lightweight portability.
TypeKey
Rating4 of 10
BracketIncluded
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We pride ourselves on our ability to ship and deliver your gear with excessive speed! We ship from 22 locations throughout the United States and most orders will arrive in 3 days or less with Free Shipping on orders over $75!

The nitty gritty, for specific delivery timelines please pay attention to the delivery timelines on the product pages and the time frame estimated in the carts. If you need a part by a specific day, please contact us by chat, phone, or

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Most orders placed during the workweek before 1:00 PM Eastern time ship the same day, but during peak/holiday season or depending on inventory location handling time can take up to 48 hours. If you have questions regarding shipping estimates, don't hesitate to get in touch with us before placing the order. There is a direct signature requirement for all orders over $500.

We provide the you the ability to utilize multiple shipping & billing addresses, based upon what fits your current needs. However you are responsible to maintain and update any new address changes, as 365 Cycles will not be held liable for orders being shipped to an incorrect address.

  • Our Mistake: If we messed it up you can rest assured we are going to make it right. Contact us by email, phone, or chat and we will make your head spin with how quick we fix it
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  • Just don't want it anymore: We have a 30-day return policy for orders within the US. We offer refunds on returned items that are brand new and in their undamaged, original packaging. Customers are responsible for the cost of return shipping. Damaged, installed, and used items as well as those without original packaging are not eligible for returns. If it's returned in this condition it may be denied and sent back to you

If you need to return your order please email us at info@365cycles.com, call us at 603-968-5797, or use the live chat on our site.

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*Please allow up to 3 business days for us to process your return*

365 Cycles puts the customer above everything. Our number one goal is your satisfaction. When you press the shift lever you want the gears to shift, and when you buy bicycle parts, you want the bicycle parts to arrive on time in new condition. With over 60,000 products and 22 warehouse locations throughout the country, we have the parts you need and they are coming in hot!

Living an active lifestyle is just that, a lifestyle that never goes away and our goal is to always exceed your expectations so we can take this lifelong journey together. We strive to have the parts you need, at competitive prices with unmatched shipping speeds!

If there is ever an issue with an order we will work at warp speed to fix our mistake and make sure you never go a day without a bicycle! If you are not receiving the quality of service you need from one of our exceptionally qualified bicycle experts, tell them Ben Berman told you to tell them "Customer Loyalty" and then name your terms.

Our team is waiting to help you 7 days a week and they are more qualified to help than I am but if you ever feel like you're not getting the service you need I’m personally asking you to email me at ben@365cycles.com with "CUSTOMER LOYALTY" in the title and I will personally handle your order.

Over the years we have served millions of satisfied customers and continue to serve many of them today. With your feedback, we are confident we can take this lifelong journey together and build a friendship that goes beyond parts and accessories.

“If you want to go fast, go alone, if you want to go far, go together.” -Someone Smart

Ben Berman Founder & CEO of 365 Cycles


Company Core Values: 

These were established by the members of our team and we use them every week to call out team members who have shined in one of these areas. Feel free to let us know at info@365cycles.com if someone you worked with has gone above and beyond in one of these areas. 

Customer Loyalty

Put yourself in their shoes and support those who support us.

You Control the Outcome

If it is to be, it’s up to me" You are personally responsible for controlling the outcome.

Seek Understanding

Understanding the answer is more important than the answer.

Progress Not Perfection

Pick a direction, analyze the results, and be willing to change course.

Will to Win

Customers, 365 Team, Partners, all need the will to win. Bring the Will to Win to every conversion.

Keep Moving

Move the body, move the mind, and remove any hurdles to achieving an active lifestyle.

Do the Right Thing:

Doing the right thing is more important than doing the thing right.

Stronger together:

If you want to go fast, go alone, if you want to go far, go together. Get your team involved and become stronger together.

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Email

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Customer Reviews

Based on 883 reviews
57%
(502)
29%
(257)
14%
(124)
0%
(0)
0%
(0)
C
Cliente Amazon

Da anni per le mie biciclette e moto utilizzo questa famosa marca e non ho mai avuto problemi.;

B
BARRANDON BOUCHARD

Quelle plaie à ouvrir et fermer...
Sinon RAS;

F
Farooq

It's a well known brand and excellent quality product. Easy to install and very easy to use.;

p
pjramsey37

Once or twice I've struggled briefly to unlock it since the mechanism has multiple layers but I'm happy otherwise.;

P
Produkttester

Gutes Schloss guter Preis;