Kryptonite

Features

1. Burly 10mm, 6-sided chain links are made from 3t manganese steel for stout strength
2. Ends of the chain are protected and secured to the hardened deadbolt, eliminating a critical vulnerability point and enhancing security
3. Disc-style cylinder lock is pick- and drill-resistant; reincorced oval crossbar lock head offers secure holding power
4. Sliding dust cover shields internal parts of the lock and helps extend cylinder life
5. Chain is covered with a protective, weather-resistant nylon cover to ensure lasting use that also helps protect your frame's finish
6. Kryptonite Evolution Series-4 1090 Integrated Chain lock comes with 3 stainless steel keys; 1 key features a built-in light with a high-intensity bulb and replaceable battery
7. Eligible for Key Safe Program; register your key number with Kryptonite for easy replacement of lost or worn keys for a minimal fee
8. Kryptonite rates this lock a 8 on their 10-point system with 1 being simple, deterrent security and 10 being extreme security