SS 428 91 01, SS-EN 61230
Earthing clamps JK 80 and JK 81 are intended to be connected to a ball stud.
The current-carrying parts of the clamps are made of nickel-plated Al-bronze and the steel parts of stainless steel. The ground clamps are equipped with stainless steel disk springs, which provide a constant contact pressure. The donor line is pressed into contact with the clamp.