Ronstan 30mm Single Series 30 Ball Bearing Block with Swivel - RF30100

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Sheaves running on Acetal or Torlon ball bearings provide high performance & low friction. The 2-stage ball bearing system provides consistent performance over the full load range. Low friction 2-stage ball bearing system provides consistent performance over the full working load range. High static and dynamic load capacity. Light weight. Versatile head fittings. Show more