DID Chain 110 Links 530 ZVMX X-Ring (), open, with rivet link. Sealed X-Ring Tensile strength: 4720 kg stahlfarbene inner and outer flaps Especially for Sport and Supersport Sporttourer up max.1400 CC) Chain open with rivet link. D.I.D Super Street X-Ring ZVM-X series chains feature the new X-Ring designed for maximum wear resistance. Super Street Chains are the strongest, longest wearing high performance drive chains available.