Kasp K12525A4 Premium Brass Padlock - 25mm - KA25254. Features a hardened steel shackle for extra protection against hacksaw and cropping attacks, and a solid brass body for added resistance against corrosion. It also has a paracentric keyway for extra protection against manipulation. Comes with a 10-year guarantee. Specifications: Type - General purpose, Body Material - Brass, Mechanism - Double bolted locking, Shackle - 4mm, Width - 25mm.