Oxford Monster XL PadlockThe Monster XL ultra strong padlock is the same padlock that comes with the Oxford Monster XL chain lock. It features a boron steel armour casing and a 16mm shackle with a double locking mechanism. It comes with three keys. On receipt of the padlock take a note of the key number and keep this in a safe place. If you are unfortunate enough to lose all of your keys a spare key can be made up for you using this number. Features: Ultra strong padlock with