Ronstan RF30100 Series 30 Utility Ball Bearing Block - Single, Swivel Shackle Head

This item is brand-new, factory sealed.

Series 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 range.Can be fitted with a shackle in either of two planes to allow correct alignment of the block.

Applications:

• Primary lead blocks on dinghies and catamarans
• Control lines on larger yachts

Materials:

• U.V. stabilized Acetal sheaves
• Acetal ball bearings
• Impact modified, fiber reinforced and U.V. stabilized Nylon cheeks
• Grade 316 stainless steel load straps and head fittings