ZELENY Bike Lock Upgrade, Bicycle Locks with Thickened Plug and Chain, 3FT Keyless, Bike Locks High Security, 5-digit Combination, Bike Chain Lock for Bicycle, Motorbike, Scooter, Fence gate.

• 【Reinforced plug and lock core】The plug and lock core of the bicycle lock have been enhanced and are constructed from robust zinc alloy, offering greater more robust than steel materials and rust-resistant. The plug of the bike lock is crafted using a one-piece die-casting process, This design increases the plug's diameter, making it more robust and resistant to manual tampering, thereby significantly enhancing the security of the lock.
• 【Newly upgraded combination wheel】The internal gears of the cycle lock for bicycle’s code wheel are made of zinc-plated alloy, making it resistant to rust, It turns more smoothly. The cipher wheel's casing is made of high-strength ABS protective material, Featuring high toughness, impact resistance, abrasion resistance, corrosion resistance, and other advantages. It effectively safeguards the lock cylinder and internal gears, minimizing jamming due to external impacts.
• 【Thicker alloy steel chain and protective cloth cover】The chain is made of high-strength alloy steel, featuring a galvanized and rust-resistant surface. At 7mm thick, it is proficient at deterring thieves attempting forceful lock removal. The bike chain lock's fabric cover is crafted from polyamide, a material resistant to heat, corrosion, and abrasion. It possesses a low coefficient of friction and a degree of flame retardancy. It effectively shields the chain, prevents the chain from scratching the bike frame and extending its lifespan.
• 【High safety and convenience】Chain locks utilize a 5-digit code offering up to 100,000 combinations, making them virtually impossible to break and more secure than other 4-digit chain locks. No need for keys—customize your password in just a few simple steps. Easy to carry, this cycling locks can be stowed in the bike basket or looped around the bike rack， you will never have to worry about losing or forgetting your keys while travelling. Tip: After setting your password, make sure you remember it or take a picture of it with your mobile phone to save it!
• 【Wide range of use】ZELENY bike locks high security are adaptable, simple and flexible to operate, User can lock your bike to a variety of objects such as tree trunks, fences, pipes, and iron frames. Bike lock combination are versatile and can be used with a wide range of vehicles and equipment, including motorbikes, electric scooters, prams, gates, ladders, lawnmowers, barbecues, and more. Alternatively, Multiple chains can be connected head to tail to increase the length and expand the range of applications.

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