![Bike Chain Lock 5.18Feet+7.8mm 3T Steel Chain Lock Anti Theft, Premium Bike U-Lock 17.5mm Thick Heavy-Duty Chain Bike Locks [3 Keys] for Bicycles Scooters Strollers Gates Fences Security Lock Guard](https://m.media-amazon.com/images/I/81RsEvlZW5L._AC_SL1500_.jpg)
Bike Chain Lock 5.18Feet+7.8mm 3T Steel Chain Lock Anti Theft, Premium Bike U-Lock 17.5mm Thick Heavy-Duty Chain Bike Locks [3 Keys] for Bicycles Scooters Strollers Gates Fences Security Lock Guard
$56.99
Price when purchased online
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Free 30-day returns
Sold and shipped by osteopathymasters.com
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$56.99
Price when purchased online
Free shipping
Free 30-day returns
Sold and shipped by osteopathymasters.com
Free 30-day returns Details
Product details
| Management number | 216733499 | Release Date | 2026/04/19 | List Price | $22.80 | Model Number | 216733499 | ||
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| Category | |||||||||
- 【ULTIMATE THEFT RESISTANCE】Crafted from 7.8mm thick 3T hardened steel, this chain lock has tested to withstand 13 kN hydraulic cutters. The combined weight of the chain lock and U-lock is 5.45 lbs. This heavy-duty bike chain and U-lock are built tough and sturdy, specifically designed to protect your bicycle or motorcycle. It ensures your vehicle stays safe even against determined thieves
- 【5.18FT ULTRA-LONG FAMILY CHAIN】This 5.2FT heavy duty bike lock is flexible enough to lock your bike, your kid’s bike, and even a scooter to a single post at once. So you never need multiple locks. Its flexible design wraps around large objects, closing off every theft angle. Save money, park anywhere, and keep your family’s rides protected—finally, a chain that fits real life
- 【ALL-WEATHER DURABILITY】This e bike lock’s 3-layer weather coating has been salt-spray tested to resist rust for 1,000+ hours. The hardened electric bike lock chain withstands 8,000N of cutting force, while the dust-proof keyhole prevents jams from dirt or rain—so you can lock up in any weather without worrying about failure
- 【EFFORTLESS SECURITY & SHARING】The Grentay chain bike lock comes with a storage case and 3 anti-duplication keys—their serpentine slot design makes professional copying nearly impossible. Share them with family or friends without a second thought, knowing your bike, motorcycle, or skateboard is protected. Simple to use, tough to crack—security made easy
- 【PREMIUM POLYPROPYLENE WRAP】This safety bike chain’s soft fabric cover is waterproof, dustproof, and built to resist scratches/wear—3 times more durable than standard materials. Grentay motorcycle security chain guards your motorcycle against chain scratches, cuts down on riding noise, and stays in top condition ride after ride. No more worry about damage or distractions—just smooth, hassle-free cycling
- 【COMPLETE BIKE SECURITY KIT】Inside the box, you’ll find a 5.2ft bicycle chain lock, heavy duty U-lock, 3 keys, and a storage case—all neatly packed for instant use. Ditch the password stress: key unlocking is straightforward, reliable, and perfect for anyone who’s ever forgotten a combo. Whether you’re commuting to work or hitting the trails, this kit has you covered
- 【YOUR SATISFACTION, OUR PRIORITY】We offer a 60-day return policy and 3-year replacement service—no strings attached. To ensure every customer gets a quality product, returned heavy duty bike chain lock are never resold. We’re committed to making you happy—thank you for trusting us
![Bike Chain Lock 5.18Feet+7.8mm 3T Steel Chain Lock Anti Theft, Premium Bike U-Lock 17.5mm Thick Heavy-Duty Chain Bike Locks [3 Keys] for Bicycles Scooters Strollers Gates Fences Security Lock Guard](https://m.media-amazon.com/images/I/81i99EfRe7L._AC_SL1500_.jpg)
![Bike Chain Lock 5.18Feet+7.8mm 3T Steel Chain Lock Anti Theft, Premium Bike U-Lock 17.5mm Thick Heavy-Duty Chain Bike Locks [3 Keys] for Bicycles Scooters Strollers Gates Fences Security Lock Guard](https://m.media-amazon.com/images/I/71dhN8uMBuL._AC_SL1500_.jpg)
![Bike Chain Lock 5.18Feet+7.8mm 3T Steel Chain Lock Anti Theft, Premium Bike U-Lock 17.5mm Thick Heavy-Duty Chain Bike Locks [3 Keys] for Bicycles Scooters Strollers Gates Fences Security Lock Guard](https://m.media-amazon.com/images/I/716kPdtWq8L._AC_SL1500_.jpg)
![Bike Chain Lock 5.18Feet+7.8mm 3T Steel Chain Lock Anti Theft, Premium Bike U-Lock 17.5mm Thick Heavy-Duty Chain Bike Locks [3 Keys] for Bicycles Scooters Strollers Gates Fences Security Lock Guard](https://m.media-amazon.com/images/I/71wbXuvciwL._AC_SL1500_.jpg)
![Bike Chain Lock 5.18Feet+7.8mm 3T Steel Chain Lock Anti Theft, Premium Bike U-Lock 17.5mm Thick Heavy-Duty Chain Bike Locks [3 Keys] for Bicycles Scooters Strollers Gates Fences Security Lock Guard](https://m.media-amazon.com/images/I/71zrwYc+VsL._AC_SL1500_.jpg)
![Bike Chain Lock 5.18Feet+7.8mm 3T Steel Chain Lock Anti Theft, Premium Bike U-Lock 17.5mm Thick Heavy-Duty Chain Bike Locks [3 Keys] for Bicycles Scooters Strollers Gates Fences Security Lock Guard](https://m.media-amazon.com/images/I/811gVMhRk5L._AC_SL1500_.jpg)
![Bike Chain Lock 5.18Feet+7.8mm 3T Steel Chain Lock Anti Theft, Premium Bike U-Lock 17.5mm Thick Heavy-Duty Chain Bike Locks [3 Keys] for Bicycles Scooters Strollers Gates Fences Security Lock Guard](https://m.media-amazon.com/images/I/81QuadShYlL._AC_SL1500_.jpg)
![Bike Chain Lock 5.18Feet+7.8mm 3T Steel Chain Lock Anti Theft, Premium Bike U-Lock 17.5mm Thick Heavy-Duty Chain Bike Locks [3 Keys] for Bicycles Scooters Strollers Gates Fences Security Lock Guard](https://m.media-amazon.com/images/I/815f4OMDZZL._AC_SL1500_.jpg)
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