All Purpose


Series 50 All Purpose Block, Fiddle

All purpose fiddle block with universal head


Exceptionally high working loads

Low maintenance, long service life

Self-lubricating Acetal polymer sheave ensures low friction and extreme durability

Captive Lock™ universal head

Slotted pin shackle eliminates fouled lines.


Product Specifications
B.L. (kg)1500
M.W.L. (kg)750
Max. Rope diameter (mm)10
Weight (g)167
Pin Ø (mm)5
Qty. Balls60

Product Information

All purpose (AP) blocks are a great all around solution. Self-lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic loads and high static loads. For durability and a long service life, these blocks are the right choice for sheets, halyards and control line applications for cruising and racing.

Captive Lock™ universal head can be fixed in either of two planes, or free to swivel as required

Technical Information


  • Mainsheet and halyard applications, vang and spinnaker control lines on boats to 10m (33ft).
  • Ideal for fine-tune mainsheet tackles, cunninghams, backstays and other control line purchase systems.



  • Grade 316 stainless steel load strap.
  • Impact and UV resistant, fibre reinforced Nylon cheeks.


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