All Purpose


Series 40 All Purpose Block, Triple

Triple sheave all purpose block with swivel shackle head (non-locking)


Exceptionally high working loads.

Low maintenance, long service life.

Self-lubricating sheaveSlotted pin shackle eliminates fouled lines.

Two way head post.

Spare parts - RF41010 Replacement Becket Pin, RF150 Shackle


Product Specifications
B.L. (kg)1400
M.W.L. (kg)700
Max. Rope diameter (mm)10
Weight (g)195
Pin Ø (mm)5

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.

Technical Information


  • U.V. stabilised acetal sheaves.
  • Impact and U.V. resistant, fibre reinforced Nylon cheeks.
  • Grade 316 stainless steel bearing race.
  • Grade 316 stainless steel load strap and head fitting.
  • Sheaves: UV stabilised acetal.
  • Cheeks: Impact modified, fibre reinforced and UV stabilised nylon.


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