Ronstan Series 50 All Purpose Block - Triple [RF51300]

Description

Series 50 All Purpose Block - Triple

Features:

  • Exceptionally high working loads
  • Low maintenance, long service life
  • Self-lubricating Acetal polymer sheave ensures low friction and extreme durability
  • Slotted pin shackle eliminates fouled lines
  • Lockable swiveling head post
  • Snap fit removable becket pin

All purpose (AP) blocks are a great all around solution. Self-lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic loads and high static loads. For durability and a long service life, these blocks are the right choice for sheets, halyards and control line applications for cruising and racing.Head can be locked at 0° or 90° by engaging the grub screw in either the 0 or 90 degree position.

Applications:

  • Mainsheet and halyard applications, vang and spinnaker control lines on boats to 10m (33ft)
  • S60 - on boats up to 12m (40ft)

Materials:

  • Grade 316 stainless steel load strap
  • Impact and UV resistant, fiber reinforced Nylon cheeks
Product form

Series 50 All Purpose Block - TripleFeatures: Exceptionally high working loads Low maintenance, long service life Self-lubricating Acetal polymer sheave ensures... Read more

SKU: CWR-70685
Barcode: 9316800241279

6 in stock

$131.27$111.58

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    • Shipped today? Order within: Oct 24, 2026 15:00:00 -0400

    Description

    Series 50 All Purpose Block - Triple

    Features:

    • Exceptionally high working loads
    • Low maintenance, long service life
    • Self-lubricating Acetal polymer sheave ensures low friction and extreme durability
    • Slotted pin shackle eliminates fouled lines
    • Lockable swiveling head post
    • Snap fit removable becket pin

    All purpose (AP) blocks are a great all around solution. Self-lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic loads and high static loads. For durability and a long service life, these blocks are the right choice for sheets, halyards and control line applications for cruising and racing.Head can be locked at 0° or 90° by engaging the grub screw in either the 0 or 90 degree position.

    Applications:

    • Mainsheet and halyard applications, vang and spinnaker control lines on boats to 10m (33ft)
    • S60 - on boats up to 12m (40ft)

    Materials:

    • Grade 316 stainless steel load strap
    • Impact and UV resistant, fiber reinforced Nylon cheeks

    Reviews

    Ronstan Series 50 All Purpose Block - Triple [RF51300]

    Ronstan Series 50 All Purpose Block - Triple [RF51300]

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