Victorinox 4 1815 nickel plated round curb chain victorinox 4 1815 this nickel plated curb chain from victorinox will ensure your swiss army knife is always where you want it to be close to hand use the carabiners to attach your knife or multi purpose tool securely to a belt rucksack or any other suitable place victorinox 4 1815 nickel plated round curb chain