520NZx104 Super H/D DID Chain

DID is an OEM of many Japanese and European brands. Leading racing teams in the road and off-road sports rely on the technology of DID.

The 520NZ is a reinforced standard chain with seamless castors (made from Round material, therefore no weak points). Also speak for the 520NZ by a special method (SDH) rivets, which have a high surface hardness respectively.