What are you looking for?

Ronstan Series 40 All Purpose Triple Block with swivel head for sailing and rigging, showing the sturdy block with triple sheaves.

Ronstan Series 40 All Purpose Block - Triple - Swivel Head

  • Low stock - 5 items left
  • Backordered, shipping soon
Regular price $99.18 Sale price$84.30
/

This site is protected by hCaptcha and the hCaptcha Privacy Policy and Terms of Service apply.


Series 40 All Purpose Block - Triple - Swivel Head

Features:

  • Exceptionally high working loads
  • Low maintenance, long service life
  • Self-lubricating sheave
  • Slotted pin shackle eliminates fouled lines
  • Two way head post
  • Spare parts - RF41010 Replacement Becket Pin, RF150 Shackle

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.

Applications:

  • Mainsheet
  • Halyard
  • Vang
  • Spinnaker control lines on off-the-beach catamarans, one design classes and sportsboats up to 8m (26ft)

Materials:

  • 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
  • Sheave: UV stabilised acetal
  • Cheeks: Impact modified, fiber reinforced and UV stabilized nylon
Carbon-neutral shipping on all orders

Recently viewed

Contact us

This site is protected by hCaptcha and the hCaptcha Privacy Policy and Terms of Service apply.