The ABUS 83 Series Rock Hardened Steel Padlocks have a body and shackle made from hardened steel, chrome-plated with NANO PROTECT™ coating for extreme corrosion resistance. Fitted with a 6-pin tumbler cylinder that features anti-pick mushroom pins, this helps to resist picking. The padlock is fitted with a patented 'Z-Bar', can be adjusted to operate key retaining or non-key retaining, automatic locking or key to lock. Ideal for securing valuables/goods of greater value or at a high risk of theft. This ABUS 83/55 Rock Hardened Steel Padlock is fitted with a guard that protects the shackle from attack. It has the following specification: ABUS Security Level: 9. Shackle Width: 24.5mm. Shackle Height: 27.5mm. Shackle Diameter: 11mm. Overall Width: 55mm. Overall Height: 93mm. Overall Depth: 25mm. ABU8355CS