CHAIN 520ZRA BB 118C+RS+RH

Manufactured with high carbon alloy steel components.

Solid bushings and rollers, shot-peened plates, pins and rollers to reach high fatigue resistance.

Laser marking on outer plates to identify dimension, model and origin.

Submitted to performance enhancing pre-stretching, also thanks to the Z-Ring seals, BLACK DUAL chains ensure high mileage, reduced elongation and extended lubrication intervals.