RONSTAN SERIES 30 UTILITY BB BLOCK- SINGLE - SWIVEL SHACKLESeries 30 Utility Ball Bearing Block - Single,
Swivel Shackle HeadFeatures: Low friction 2-stage ball bearing system provides consistent performance over the full working load range. High static and dynamic load capacity. Light weightVersatile head fittingsProduct
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 catamaransControl lines on larger yachtsMaterials: U. V. stabilized Acetal sheavesAcetal ball bearingsImpact modified, fiber reinforced and U. V. stabilized Nylon cheeksGrade 316 stainless steel load straps and head fittings