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Hook opening pulley | TH-M®


TH-M®, the Textil Hook opening friction ring is the lightest and strongest removable sheet control solution.

Also available with NUB friction ring: TH-NUB

Materials : Dyneema® / UHMWPE / Aluminium / Polymer

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TH-M®, the Textil Hook opening friction ring is the lightest and strongest removable sheet control solution.

It allows the control and the return of the sheets under tension. This opening friction ring is easy to position on the rope and its textile attachment system prevents any opening under load. 

WARNING, this product does not replace an opening pulley (HK 16 | HK16.2), which is designed for dynamic use

+ Uses
  • Enables rope to be quickly passed in any situation
  • Barber, in-haulers or spare pulley
  • Can be installed anywhere or on the deck
  • Hoist (mainsail, vang, running backstay,…etc)
+ Spreadability
  • Repairability category 3

Repairability index - (Link to explanatory table)

Data sheet

  • Nodus Factory opening friction ring made of Self-lubricating technical plastic resin ¬ black
  • Block® ring, clamping and holding ring, made of technical PA, which can lock and quickly fix a textile hook friction
  • Shackle High Load®, core and sheath made of 100% Dyneema® Nodex R2 12fx pre-stretched, coated ¬ Light grey / black with Dog bone in Aluminium

Product Details



Safe working


Lenght Ø Intern Ø Rope Recommended

Sail Aera

Direct Ring Haliard/Listening 25 nds
Kg cm mm mm

upwind / downwind

TH M14 2500 5 14 6/10 90m² / 140m²
TH  M20
3000 7 20 10/14 120m² / 180m²


  • Opening friction ring system, mobile and versatile
  • Weight/strength ratio
  • Performance, lightness and reliability
  • Reliable and maintenance free

Nodus and tricks

  • Used at the foot of the mast, the Snatch-Block enables fast movement
  • Prefer Textile Snatch block friction in deck plan because it works in horizontal position