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Regina 520 DR Chain Item # 474135
Description
Features:
- Designed to withstand the severe application of drag racing
- Features high alloy steel in gold-colored plates (520DR) or natural plates (530DR) and pins and solid bushings and rollers
- Plates, pins and rollers are shot-peened for improved fatigue resistance
- Breaking strength of 10,566 lb. and a fatigue limit of 2,135 lb. is sufficient up to Pro Stock level
Specifications:
- Pitch: 15,875mm
- Inner width: 6,35mm
- Roller dia.: 10,23mm
- Plate thickness Outer: 2,2mm
- Plate thickness Inner: 2,2mm
- Pin length: 18,8mm
- Average tensile strength: 8542.lbs