By continuing to browse this site, you must accept the use and writing of Cookies on your connected device. These Cookies allow us to track your navigation, update your basket, recognize you on your next visit and secure your connection. For more information, please click here.

Dyneema® shackle & Nub® friction ring - Block Shackle Nub


The Block-shackle® friction NUB, is a sheathed Dyneema® textile shackle designed for friction ring Nub

Supplied with the locking ring, a Plug and Sail™ product.

Materials: Dyneema® / UHMWPE / High T° thermoplastic / Aluminium

See features below
Textile connector
Product Name

  • International delivery International delivery
    Shipped within 48h
  • Secure payment Secure payment
    Credit Card - VISA - MasterCard - Paypal
  • Customer Service Customer Service
    +33 2 97 67 64 83 - 9 am to 5 pm


The Nodus-Nub® is a multiaxial spherical low friction textile pulley that can holds very high loads.

  • Can be used in many applications and with all types of soft ropes thanks to its inherent lubrication
+ Use
  • Ideal for reeving, used on cascading tackles (back-stay, downhaul, running backstay...), return angle, or even on standing riggings (shrouds).
  • Easy to install anywhere on the deck : plate, toe rail, mast step... using our textil connectors. 
+ Spreadability
  • Repairability category 3

Repairability index - (Link to explanatory table)

Find all the information on the load forces according to the deflection angle HERE

Data sheet

  • Nodus-Nub « Low friction » ¬ in Self-lubricating technical plastic resin ¬ black
  • Dyneema® textile connector

Nodus & tricks

  • The textile Hook friction is captive on sheets and braces so choose it for your Spinnaker sheets returns.
  • Doesn't substitute the high performance pulleys used in dynamic mode.

Product Details

DescriptionBreaking Load Ø Rope
Connector Running 
KG mm
NUB 40 HF 4700 8/10
Connector Nodex SizeBeaking Load
cm kg
M Nub 10 3600
Ms Nub 10 6000


  • Excellent weight/strength ratio
  • High impact and UV resistance
  • Low friction coeficient for all type of rope, thanks to its inherent lubrification
  • 2 times lighter than the aluminium and 6 time lighter than the steel
  • Completely secured thanks to its mobile rigid strand 
  • Reliable, maintenance free