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Ronstan Series 40 BB / HL Blocks


RONSTAN Blocks - High Load Size 40 - Overview

Ultimate High & Static Load Performance - Ronstan Series 40 High Load Blocks are based upon the same race winning design concept as the Ronstan high performance Ball Bearing blocks, but utilise a full contact bearing for ultimate performance in high load or prolonged static load applications.

The Ideal Block for High Load Applications - Wear resistant sheave materials, either in lightweight, self lubricating polymer or in alloy with special purpose bushes, are suitable for use with rope or wire. High Load blocks provide outstanding static load performance and are typically used for halyards, backstays, etc.


  • Halyards
  • Backstays
  • Vang
  • Spinnaker control lines on off-the-beach catamarans, one design classes and sportsboats up to 8m (26ft)

  • Nylatron® sheave
  • Grade 316 stainless steel load strap and head fitting
  • Impact and U.V. resistant, fibre reinforced Nylon cheeks

  • currency magicCurrency:
    Code: RONRF319
    Price: $3.60
    Code: RONRF40000HL
    Price: $24.70
    Code: RONRF40100HL
    Price: $51.50
    Code: RONRF41010
    Price: $8.20
    Code: RONRF41011
    Price: $17.50
    Code: RONRF44000
    Price: $66.90
    Code: RONRF6170
    Price: $69.95
    Code: RONRF6171
    Price: $87.50
    Code: RONRF94A
    Price: $3.60

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