Bjz coil cord with 10 3mm and 4mm studs bjz c 198 1263 p this coil cord with studs from bjz features both a 10 3mm stud and 4mm stud along with a a stretchable cable length of 1 8m additionally equipped with a 1m omega resistor on the wrist strap end only use the 4mm stud for connection to wrist strap p bjz c 198 1263 coil cord 10 3mm stud 4 0mm stud 1 8m