• Image of Kryptonite Evolusion series 4 chain lock
  • Image of Kryptonite Evolusion series 4 chain lock

10mm six-sided chain links made from 3t manganese steel
Patent-pending end link design secures chain to hardened deadbolt eliminating critical vulnerability
High security disc-style cylinder is pick and drill resistant
Patented*, reinforced oval crossbar lock head
Sliding dustcover protects and extends cylinder life
3 stainless steel keys – one LED lighted key with replaceable battery and 2 new, ergonomic ‘I” keys
Durable weather-resistant nylon sleeve prevents scratches
Key Safe Program

Product dimensions: 35.5” (90cm) chain length
Product weight: 6.10 lbs (2.77 kgs)