Bjz stainless steel wrist strap with 4mm stud bjz c 189 146 4 0 ell p align left this stainless steel wrist strap with 4mm stud from bjz has been designed with comfort in mind thanks to the adjustable strap which can be altered by simply adding or removing single links manufactured to a high standard using non allergenic stainless steel that protects the skin from allergic reactions and equipped with a 4mm push button connection the strap remains cleanroom compatible p bjz c 189 146 4 0