Poulie double à rouleau émerillon Wichard.
Poulie double à rouleau émerillon Wichard.

Double roller block - Sheave 50 - Swivel head

Part #94205


Complete range of blocks 
Excellent high-speed low load and high-function load characteristics 
Interchangeable head fastening systems for multiple attachment methods 
Protection of the sheave by the cheeks for added durability 
Multiple position, grub screw lockable head post swivel 
Alloy sheaves design to suit modern ropes                   


Genoa and spinnaker sheets
Mainsail systems and travelers
Running backstays

Technical information

  • Materials Delrin® roller bearing
    Forged stainless steel shackle
    Stainless steel swivel head
    Hard anodized aluminium sheave
    Aluminium cheeks (hard coat anodization
  • Rope size Pour cordage de 8 à 10 mm
  • Length (mm) 93
  • Width (mm) 52
  • Thickness (mm) 48
  • Sheave diameter (mm) 50
  • Schackle diameter (mm) 6
  • Working load (kg) 640
  • Breaking load (kg) 1600
  • Weight (g) 210


Working load (WL) : for nautical applications

Working Load Limit (WLL): for industrial applications only.
The safety factor is 5 times the breaking load.
WLL = Breaking load / 5

CAD file

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