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Regina 520 GPZ Grand Prix Z-Ring Chain Item # 474143
Description
Features:
- Developed exclusively for racing use
- Utilize state-of-the-art materials for optimum performance and durability
- Feature the patented Z44 sealing rings, which greatly improve performance and wear life, making previous X-ring and Z-ring chains obsolete
- 50% reduction in friction compared to traditional O-rings
- Constant lubrication from special high-temperature grease in the critical pin/bushing area provides long life
- Suitable for Supersport and Superbikes up to 1,000cc
Specifications:
- Pitch: 15,875mm
- Inner width: 6,35mm
- Roller dia.: 10,23mm
- Plate thickness Outer: 2,2mm
- Plate thickness Inner: 2,2mm
- Pin length: 21,4mm
- Average tensile strength: 8204.lbs