Ronstan Series 30 Ball Bearing Block - Single - Loop Top [RF30101]

Description

Series 30 Ball Bearing Block - Single - Loop Top

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
  • Sheaves running on Acetal or Torlon® ball bearings provide high performance & low friction
  • 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


Specifications:
Sheave Ø: 30mm(1-3/16")
Max. Rope Ø: 8mm(5/16")
M.W.L.: 300kg(660lbs)
B. L.: 750kg(1,650lbs)
Weight: 28g(1.0oz)
Product form

Series 30 Ball Bearing Block - Single - Loop TopFeatures: Low friction 2-stage ball bearing system provides consistent performance over... Read more

SKU: CWR-55171
Barcode: 9316800258260

7 in stock

$25.91$22.50

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    • Shipped today? Order within: Jun 04, 2026 15:00:00 -0400

    Description

    Series 30 Ball Bearing Block - Single - Loop Top

    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
    • Sheaves running on Acetal or Torlon® ball bearings provide high performance & low friction
    • 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


    Specifications:
    Sheave Ø: 30mm(1-3/16")
    Max. Rope Ø: 8mm(5/16")
    M.W.L.: 300kg(660lbs)
    B. L.: 750kg(1,650lbs)
    Weight: 28g(1.0oz)

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    Ronstan Series 30 Ball Bearing Block - Single - Loop Top [RF30101]

    Ronstan Series 30 Ball Bearing Block - Single - Loop Top [RF30101]

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