Long Shackle 4-Digit Combination U Lock Security Padlock | Adjustable shackle, heavy duty anti-theft lock for bicycle, e-bike, motorcycle, glass double door, 1 pack

Heavy Duty: Made from durable steel and PVC materials for long-lasting use.，The U-Lock features a 12.5 mm hardened max performance steel shackle Resettable: Allows you to reset the combination lock if you forget it.LF YOU FORGET OR MESS UP THE PASSWORD,YOU CAN USE THE KEY TO RETIEVE THE PASSWORD and Double Door Security Lock the best choice for protecting what you value.

• Dual Unlock System for Peace of Mind: Our U-lock features a key override system to reset or recover your combination if forgotten or scrambled-no locksmith needed
• Heavy-Duty Anti-Theft Build: Made with hardened steel shackles and a zinc-aluminum body (1.25kg), this lock resists bolt cutters and prying. The PVC coating prevents scratches on doors, bikes, and gates
• Adjustable Fit for All Uses: The telescopic shackle extends from 5.9" to 10.6" (150-270mm), fitting sliding glass doors, storefronts, bikes, and more. The 16.5mm thick bar ensures a secure grip
• High-Security 4-Digit Combination: With 10,000 possible combinations, this lock offers better protection than basic 3-digit designs. Easy to set and use, no daily key carry required
• Weather-Resistant Durability: Corrosion-resistant materials and a sealed mechanism withstand rain, snow, and daily wear. Compact yet robust, suitable for indoor and outdoor use
• Versatile Security Solution: Designed for securing bicycles, e-bikes, motorcycles, mountain bikes, glass doors, and double doors with reliable protection against theft