Black Iron Strength® Cable Attachments have become a popular choice for the gym user because of distinct features. These features include rotating handles with IGUS® bearings, a knurling pattern with a perfect depth for a positive grip, and a military hard chrome finish. Also, available with Antimicrobial Copper Handles. This Germ Buster® technology kills germs 24/7/365. Black Iron Strength® Cable Attachments are the highest quality available and are manufactured to the tightest standards giving you a lifetime of use.