![Ronstan Series 40 Ball Bearing Block - Triple - Swivel Head [RF40300] Brand_Tecnoseal Support cups are designed to](https://cdn.shopify.com/s/files/1/0703/9831/2605/files/70618XL.jpg?v=1745357955)
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Support cups are designed to offer access to ports and tablet functions
In the SI-TEX tradition
Double Socket Swivel Arm
2-30A 125V
Ronstan Series 40 Ball Bearing Block - Triple - Swivel Head [RF40300] Brand_Tecnoseal Support cups are designed toSeries 40 Ball Bearing Block Triple Swivel Head Features: Low friction Acetal or Torlon bearing system Lightweight Cheek cut outs for easy bearing maintenance Features a swivel shackle head for full 360 rotation 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. Applications: Mainsheet Halyard Vang Spinnaker control lines
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