Trimax's Hockey Puck Shackle-less Steel Padlock has a universal fit and is re-keyable. It protects against bolt cutters since there is no exposed shackle to cut or saw. This lock is ideal for gates, trucks, and heavy duty security hasps. It has an enlarged opening that covers and secures all trailer hasps. Its solid steel and thicker body has a 3/8" diameter internal shackle. | Trimax Hockey Puck Shackle-less Steel Padlock