- Description
- Review
Blackstone chain is an ultra-strong used independently approved 10mm metal chain with hardened steel construction. This Heavy Duty 10mm six-sided square-linked chain links made of 2t HARDENED MANGANESE STEEL for ultimate strength, making it ideal for outdoor use; it also features a nylon sleeve against scratches to bicycle, motorcycle surfaces. Blackstone Security Chain Features Six-sided shaped links, much more effective against attacks from bolt cutters, saws, hammers, and chisels. It passed the Golden Bicycle Test approval, which stands for the best quality.
- Blackstone chain lock is an ultra-strong used independently approved 10mm metal chain with hardened steel construction.
- World's Only 120db Loud Alarm System will automatically activate upon sensing any vibration or shock and is loud enough to scare off thieves. Loud Alarm System provide Maximum Protection for e-Bikes Electric Bikes Scooters & Motorcycles.
- Blackstone Security Alarm Chain Features Six-sided shaped links, much more effective against attacks from bolt cutters, saws, hammers, and chisels. It passed the Golden Bicycle Test approval, which stands for the best quality.
- The Alarm Chain lock comes with 3 keys. One of them you can take and use in daily life and the others you can leave at home in case the trouble. Also It comes with key replacement Code card from which we can help you to equip a new key when you lose them all.
- The package includes: 1 Alarm Chain Lock, 1 CR2 lithium battery, 3 keys, 1 bag.
Small on Prices, Big on Features
Multi-user Sharing
Sharing important moment with your family anytime anywhere.
Doorbell Chim
Pickup distance up to 300 feet，you can hear chime no matter where you are home.
Tamper-proof Protection
If the doorbell is removed, an alarm will sound to deter intruders.
IP65 Waterproof
High quality and waterproof design provide you with long-lasting and durable protection.