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![Ronstan Series 30 Utility Ball Bearing Block - Single, Swivel Shackle Head [RF30100] Marine Navigation & Instruments | NMEA Cables & Sensors Canadian and international marine channels](https://cdn.shopify.com/s/files/1/0499/1942/6726/products/72397XL.jpg?v=1605268334)
Canadian and international marine channels and 10 NOAA weather channels
it has a built-in flasher and displays speed data
voltage: 32 Vdc
dual-watch
Ronstan Series 30 Utility Ball Bearing Block - Single, Swivel Shackle Head [RF30100] Marine Navigation & Instruments | NMEA Cables & Sensors Canadian and international marine channelsSeries 30 Utility Ball Bearing Block Single, Swivel Shackle Head Features: 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 Product Information: 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
