The yale y210 closed shackle padlock has a steel body which offers a high level of security and is ideal for outdoor use the padlock has a precision 5 pin cylinder with anti pick mushroom pins to withstand attack as well as a chrome plated boron closed shackle for additional strength its double ball locking mechanism provides added security specifications body dimensions 508 x 875 x 22mm shackle internal 27 x 198mm shackle thickness 953mm