10 Best Kryptonite Bike Lock 2025 in the United States

The Kryptonite New York Fahgettaboutit Mini Bike U-Lock is a robust and highly secure option for those who need to protect their bicycles, e-bikes, and other valuable equipment. One of its standout features is the 18mm hardened steel shackle, which provides exceptional resistance against cutting and leverage attacks. The patented double deadbolt locking system adds an extra layer of security, making it highly resistant to common theft techniques such as twisting, picking, and drilling. Additionally, it includes a high-security disc-style cylinder for further protection.

Users will appreciate the convenience of the Key Safe Program, which allows for free replacement of lost keys, and the option to register for the Anti-Theft Protection Offer for up to $5,000 coverage. It also comes with a lifetime warranty. However, its heavy-duty design means it is not the most portable option, weighing in at 4.55 pounds. Its dimensions (9.06 x 5.98 x 1.18 inches) make it smaller and less versatile for locking up larger items. It is well-suited for high-risk areas where security is the primary concern, but the weight and size could be a drawback for those who prioritize portability.

The protective vinyl coating helps prevent damage to your bike's finish, and the black color offers a sleek, discreet appearance.

The Kryptonite New York Fahgettaboudit 1415 Chain lock is designed for riders needing very high security for bicycles, e-bikes, scooters, or even motorcycles. It features a thick 14mm chain made from hardened manganese steel, which is tough against cutting tools. The chain is 5 feet long, offering a good balance between securing your bike to larger objects and being manageable to carry. It includes a 15mm disc lock with a hardened steel shackle and double deadbolt mechanism, which provides strong resistance to picking and leverage attacks. A nylon cover helps protect your bike’s paint from scratches and keeps the chain clean.

This lock is quite heavy, weighing over 15 pounds, so it’s less convenient for quick stops or carrying around all day but excels when leaving your bike in high-risk areas where security is a priority. Its weather-resistant materials and powder coating mean it can withstand rain and outdoor conditions without rusting easily.

While it is one of the most secure locks available, the weight and size might be too much for casual riders or those wanting something lightweight. Additionally, its price and bulk might not fit everyone's budget or portability needs. This lock suits users who prioritize top-level security over convenience and are comfortable carrying a heavier lock to keep their bike safe.

The Kryptonite Evolution 1012 is a heavy-duty bike chain lock designed particularly with e-bikes in mind, which often need a bit more length and strength. It features a 10mm thick hardened steel chain that’s built to resist cutting and breaking, wrapped in a weather-resistant nylon sleeve to protect your bike’s frame from scratches and to withstand outdoor conditions. The lock uses a disc-style cylinder, which Kryptonite says is highly resistant to picking and drilling, enhancing its security. It also includes a patented oval crossbar lock head and a unique end link design to avoid weak points where thieves typically attack. At about 4 feet long, it offers enough length to secure your bike to a variety of fixed objects, though its 6.8-pound weight means it’s not the most portable option for riders wanting something super lightweight.

This lock is rated 8 out of 10 for security on Kryptonite’s scale, which signifies solid protection for everyday urban use and deterrence against common theft attempts. It comes with three keys and includes a handy key replacement program if you ever lose them, plus an Anti-Theft Protection Offer that can reimburse you if your bike is stolen despite using their lock. Some users may find the chain somewhat heavy and bulky compared to lighter cable locks, so it’s best suited for those prioritizing security over portability. The combination of strong materials, thoughtful design, and added customer protections makes this lock a reliable choice for securing e-bikes, motorcycles, scooters, or even gates and fences in various weather conditions.