Chain 520Zra Bb 118C+Rs+Rh 135Zra/1017520 ZRA Drive ChainManufactured 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.
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product description
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520 ZRA Drive Chain
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.