• Double deflection friction ring Block-Ring®
  • Double deflection friction ring Block-Ring®
  • Double deflection friction ring Block-Ring®
  • Double deflection friction ring Block-Ring®
  • Double deflection friction ring Block-Ring®
  • Double deflection friction ring Block-Ring®
  • Double deflection friction ring Block-Ring®
  • Double deflection friction ring Block-Ring®
  • Double deflection friction ring Block-Ring®

Double gyro pulley|Block-Ring®

40019

BF®, the Block-Friction® violin ring – has an exceptional weight/strength ratio (10 times lighter than a pulley), designed for a heavy static load.

The Friction Blocks can be used to make vang or mainsail 3:1 or 4:1 hoists on dinghies, as well as Cunningham adjustment hoists, or clew hoists on larger vessels. 

Materials: Dyneema® / UHMWPE / Flexible TPE / Duralumin

See features below
Block-Ring
€62.48
Quantity

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Description

BF®, the Block-Friction® violin ring FrD® – has an exceptional weight/strength ratio (10 times lighter than a pulley), designed for a heavy static load.

The Friction Blocks can be used to make vang or mainsail 3:1 or 4:1 hoists on dinghies, as well as Cunningham adjustment hoists, or clew hoists on larger vessels. 

+ Uses
  • Bobstays
  • Foresail 3D trim
  • Hoists (mainsail, vang, running backstay,…etc)
  • Double sheet hauler
  • Bridle

Data sheet

  • Nodus Factory FrD low friction ring in Duralumin ¬ Grey and orange
  • Block® ring, clamping and holding ring, made of technical PA, which can lock and quickly fix a low-friction ring.
  • Loop textile®, core and sheath made of 100% Nodex® R2 12fx pre-stretched, coated ¬ Light grey
  • Strength certified by veritas

Product Details

Advantages

  • Weight/strength ratio
  • Performance, lightness and reliability
  • Reliable and maintenance free