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Halyard block shackle in Dyneema® | R-Nub®

R-Nub® shackle, Dyneema® reefing shackle with low-friction Nub ring.

Use for reefed mainsail halyard, edge (2:1 tackle)...

Versatility:
2:1 flying block for a wide range of applications: halyards, borders, turnbuckles, barber-haulers, etc.
Quick installation on chainplates, bridges and jib tracks for sheets.

Easy to use:
Fast, secure closure with the Cap Knot®.
Easy to open, even under heavy loads.

See features below
€124.67
Quantity

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Description

2:1 flying block for efficient rope reeving.

Quick installation on chainplates, bridges and jib tracks.

Wide range of applications: halyards, sheets, turnbuckles, etc.

  • Reefed mainsail halyard.
  • Edging (2:1 tackle).
  • Barber-hauler.
  • Sheet returns.
  • Reefing.
  • Downhaul.
  • Cascading backstays.

Safety and performance:

  • Work in the axis of stress.
  • High resistance to UV and abrasion.

Additional information:

  • Available in different sizes
  • Breaking load and rope diameter vary according to size.

Distribution

  • Repairability category 3

Repairability index -(Link to explanatory table)

Data sheet

R-Nub® reefing shackle in Dyneema® fabric

Components:

  • T-close® connector:
  • Glass-filled PA Tech technical polymer
  • High mechanical strength
  • Good UV resistance

Rope :

  • 100% Dyneema® SK78
  • Ultra-strong, lightweight synthetic fiber
  • Grade SK78: one of the most resistant
  • 12fx pre-stretched: improved strength and dimensional stability
  • Ensimé: coating for improved abrasion resistance and durability

Surgaine :

  • 100% Dyneema® SK78
  • 48fx pre-stretched: improved strength and dimensional stability
  • Ensimé: coating for improved abrasion resistance and durability

Low-friction Nub ring:

Materials:

  • Low-friction technical polyamide (POM)
  • High-friction polyamide with carbon filler (PA11)

Features :

  • Low friction: POM offers a smooth surface that reduces string friction, resulting in greater efficiency and less wear.
  • High corrosion resistance: Both POM and PA11 are corrosion-resistant, making them suitable for marine and other aggressive environments.

Block® ring:

  • Soft thermoplastic TPE
  • Flexible and impact-resistant
  • Fast locking and fixing

Product Details

manille de mouflage Manille M-Nub 60c

Performance and durability:

  • Extremely light and strong thanks to Dyneema®.
  • Low-friction ring for improved performance and reduced rope wear.

Advantages:

  • Extremely light: up to 80% lighter than steel, for a lighter, higher-performance boat.
  • Tough: designed for high loads and intensive use.
  • Low friction: reduces rope wear and improves performance.
  • Durable: UV, abrasion and chemical resistant.
  • Easy to use: fast opening and closing with Cap Node®.
  • Safe: low-friction ring for better string control.