Kasp 175 series armoured shutter lock 80mm keyed alike kasp k17580a1 p this armoured shutter lock from the kasp 175 series combines ingenious design with heavyweight construction to be resistant to almost all forms of attack p p it has a rotating hardened steel shackle and ball bearing locking mechanism contained in a hardened steel armoured jacket which will defeat all but the most ingenious assailant p kasp k17580a1 armoured shutter lock 80mm ka