Ronstan Series 30 Utility Ball Bearing Block - Single, Swivel Shackle Head [RF30100] Marine Navigation & Instruments | Compasses 2- to 12-lb

2- to 12-lb

Eliminates Overheating – Increased pin and clip surface area greatly improves electrical conductivity during high amperage demand

Standard 1" - 14 male threads

Two layers of storage in a compact size

Ronstan Series 30 Utility Ball Bearing Block - Single, Swivel Shackle Head [RF30100] Marine Navigation & Instruments | Compasses 2- to 12-lbSeries 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