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Ronstan Blocks

Ronstan has grown well beyond its origins as the Australian market leader in dinghy hardware and general marine fittings, to become an international powerhouse of the marine industry. Ronstan has a reputation among sailors as the equipment of choice on boats from the flying Moths and the Olympic sailing classes to the record-setting offshore multihull sailboats and the Volvo Race fleet.

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  • Ronstan 15 mm Utility Single Block

    Ronstan 15 mm Utility Single Block

    Ronstan
    $11.98
    The Ronstan 15 mm Utility Block range offers small boat sailors a lightweight, stainless steel block range for a variety of applications such as control lines and shockcord tension systems. This is the basic loop head type single block, great for lashing...
    Qty in Cart: 0
    Price:
    $11.98
    Subtotal:
  • Ronstan 15 mm Utility Single Swivel Block

    Ronstan 15 mm Utility Single Swivel Block

    Ronstan
    $20.98
    The Ronstan 15 mm Utility Block range offers small boat sailors a lightweight, stainless steel block range for a variety of applications such as control lines and shockcord tension systems. This single block features a swivel head with removable shackle...
    Qty in Cart: 0
    Price:
    $20.98
    Subtotal:
  • Ronstan 15 mm Utility Single Block with Becket

    Ronstan 15 mm Utility Single Block with Becket

    Ronstan
    $14.18
    The Ronstan 15 mm Utility Block range offers small boat sailors a lightweight, stainless steel block range for a variety of applications such as control lines and shockcord tension systems. This is the basic loop head type single block, great for lashing...
    Qty in Cart: 0
    Price:
    $14.18
    Subtotal:
  • Ronstan 15 mm Utility Single Stand Up Block

    Ronstan 15 mm Utility Single Stand Up Block

    Ronstan
    $18.55
    This is the smallest and lightest Ronstan ball bearing block available. A Precision moulded acetal sheave running on stainless steel ball bearings provide high performance & low friction. This single loop head block includes an O-ring to separate...
    Qty in Cart: 0
    Price:
    $18.55
    Subtotal:
  • Ronstan 20 mm Single Block

    Ronstan 20 mm Single Block

    Ronstan
    $11.98
    Ronstan's ball bearing blocks were conceived and engineered for the demands of competitive sailing in all types of boats and have rapidly become the international choice for high performance hardware. Highly efficient, low friction bearing systems for...
    Qty in Cart: 0
    Price:
    $11.98
    Subtotal:
  • Ronstan 20 mm Orbit Block Single

    Ronstan 20 mm Orbit Block Single

    Ronstan
    $13.98
    The new Ronstan 20mm 'Orbit' block is small and compact. Super lightweight and strong! Made from advanced fibre and polymer technology, these blocks are ten times stronger than steel. 20mm Ball Bearing block  Lightweight - Just 9 grams! High...
    Qty in Cart: 0
    Price:
    $13.98
    Subtotal:
  • Ronstan 20 mm Swivel Block

    Ronstan 20 mm Swivel Block

    Ronstan
    $20.98
    Ronstan's ball bearing blocks were conceived and engineered for the demands of competitive sailing in all types of boats and have rapidly become the international choice for high performance hardware. Highly efficient, low friction bearing systems for...
    Qty in Cart: 0
    Price:
    $20.98
    Subtotal:
  • Ronstan 20 mm Single w/Becket

    Ronstan 20 mm Single w/Becket

    Ronstan
    $15.28
    Ronstan's ball bearing blocks were conceived and engineered for the demands of competitive sailing in all types of boats and have rapidly become the international choice for high performance hardware. Highly efficient, low friction bearing systems for...
    Qty in Cart: 0
    Price:
    $15.28
    Subtotal:
  • Ronstan 20 mm Hook Block

    Ronstan 20 mm Hook Block

    Ronstan
    $24.01
    Ronstan's ball bearing blocks were conceived and engineered for the demands of competitive sailing in all types of boats and have rapidly become the international choice for high performance hardware. Has a low profile swiveling hook for quick and easy...
    Qty in Cart: 0
    Price:
    $24.01
    Subtotal:
  • Ronstan 20 mm Utility Single Ferrule Top Block

    Ronstan 20 mm Utility Single Ferrule Top Block

    Ronstan
    $18.87
    The Ronstan 20 mm Utility Block range featues stainless steel cheeks and Acetal sheaves for a long service life with virtually no maintenance. This ferrule top version features a narrow attachement point for small spaces. Hollow rivets in the block heads...
    Qty in Cart: 0
    Price:
    $18.87
    Subtotal:
  • Ronstan 20 mm Utility Single Loop Top Block

    Ronstan 20 mm Utility Single Loop Top Block

    Ronstan
    $12.00
    The Ronstan 20 mm Utility Block range featues stainless steel cheeks and Acetal sheaves for a long service life with virtually no maintenance. This single block version features a standard loop top for lashing or connection via shackle or other hardware...
    Qty in Cart: 0
    Price:
    $12.00
    Subtotal:
  • Ronstan 20 mm Single Stand Up Loop Top Block

    Ronstan 20 mm Single Stand Up Loop Top Block

    Ronstan
    $20.73
    Ronstan 20 mm ball bearing block with precision moulded Acetal sheaves running on stainless steel ball bearings provide high performance & low friction. This single stand up loop top style block is ideal for dinghy control lines, dinghy vangs,...
    Qty in Cart: 0
    Price:
    $20.73
    Subtotal:
  • Ronstan 30 mm Single Orbit Block w/ Shackle

    Ronstan 30 mm Single Orbit Block w/ Shackle

    Ronstan
    $21.83
    The Ronstan 30mm Orbit block is small and compact. Used on high performance boats, these blocks are used by the best and perform for the best. Made from advanced fiber and polymer technology, these blocks are ten times stronger than steel, yet more...
    Qty in Cart: 0
    Price:
    $21.83
    Subtotal:
  • Ronstan 30 mm Single Orbit Block N

    Ronstan 30 mm Single Orbit Block

    Ronstan
    $15.28
    The Ronstan 30mm Orbit block is small and compact. Used on high performance boats, these blocks are used by the best and perform for the best. Made from advanced fiber and polymer technology, these blocks are ten times stronger than steel, yet more...
    Qty in Cart: 0
    Price:
    $15.28
    Subtotal:
  • Ronstan 30 mm Orbit Block Stand Up with Swivel

    Ronstan 30 mm Orbit Block Stand Up with Swivel

    Ronstan
    $28.38
    The Ronstan 30mm Orbit block is small and compact. Used on high performance boats, these blocks are used by the best and perform for the best. Made from advanced fiber and polymer technology, these blocks are ten times stronger than steel, yet more...
    Qty in Cart: 0
    Price:
    $28.38
    Subtotal:
  • Ronstan 30 mm Stand Up Loop Top Block

    Ronstan 30 mm Stand Up Loop Top Block

    Ronstan
    $26.19
    Designed to work well as a primary lead block on dinghies and catamarans or for control lines on larger yachts, the Ronstan 30 mm ball bearing block range features sheaves running on Acetal ball bearings for high performance and low friction. The 2-stage...
    Qty in Cart: 0
    Price:
    $26.19
    Subtotal:
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