Description
Product Overview
The Kryptonite Alarm Disc is engineered for riders who demand uncompromising security and durability. Constructed from alloy steel with a 6 mm hardened steel locking pin, the disc fits rotors up to 6.5 mm, delivering a robust physical barrier against theft. Integrated within a zinc die‑cast body, the weather‑proof electronics module houses a 120 dB alarm that activates instantly upon tampering. The lock operates on a single CR2 battery, providing up to one year of continuous protection, and includes a hand‑control touch interface for effortless locking and unlocking. Finished in a sleek black coated surface, the disc combines modern aesthetics with rugged performance, making it an ideal choice for motorcycles, scooters, and even personal items such as backpacks or luggage.
![[Product front view showing all components]](https://www.yellowgo.store/wp-content/uploads/2026/07/2aeb8a92ded0441bb6cff887bb6856c1.jpg)
Usage
Designed for a wide range of environments, the Kryptonite Alarm Disc excels in urban streets, suburban garages, and remote storage facilities. Whether you park your bike on a bustling city sidewalk, store it in a home garage, or travel with a scooter on a weekend adventure, the alarm’s 120 dB sound level draws immediate attention, deterring potential thieves. The lock’s weather‑resistant construction ensures reliable operation in rain, snow, or extreme heat, while the battery‑powered system eliminates the need for external power sources. Beyond motorcycles, the disc’s compact size and versatile mounting options make it suitable for securing electric bikes, ATVs, and even high‑value personal belongings like backpacks, camera bags, or tool kits.
Why Choose Us
Kryptonite has been a trusted name in anti‑theft solutions for decades, renowned for rigorous testing, premium materials, and industry‑leading warranties. The Alarm Disc reflects this heritage, offering a blend of mechanical strength and electronic intelligence that few competitors match. Each lock undergoes a multi‑stage durability assessment, guaranteeing resistance to impact, corrosion, and forced entry. Customers benefit from a comprehensive support network, including a 2‑year limited warranty, responsive technical assistance, and easy access to replacement batteries and parts. By choosing Kryptonite, you invest in a product backed by a legacy of innovation and a commitment to rider safety.
Key Features
- Heavy‑duty 6 mm hardened steel pin resists cutting and drilling attempts.
- Integrated 120 dB alarm sounds instantly when tampering is detected, alerting nearby people.
- Weather‑proof sealed electronics protect the lock from rain, dust, and extreme temperatures.
- Touch‑activated hand control provides quick, one‑hand operation for busy riders.
- Includes 1 year of battery life and full after‑sales support with a 2‑year warranty.
FAQ
How long does the battery last?
The lock uses a single CR2 battery that typically provides up to 12 months of continuous protection under normal usage conditions.
Can the alarm be disabled?
Yes, the alarm can be temporarily silenced via the hand‑control switch if you need a quiet environment, but it will reactivate automatically when the lock is engaged again.
What rotor sizes are compatible?
The disc is designed to fit rotor diameters up to 6.5 mm, covering the majority of standard motorcycle and scooter disc brakes.
Is the lock waterproof?
While the lock is weather‑proof and can withstand rain and splashes, it is not intended for sub‑mersion in water for extended periods.
What is the warranty coverage?
Kryptonite offers a 2‑year limited warranty covering defects in materials and workmanship, providing peace of mind for your investment.






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