Ronstan RF51500 Series 50 All Purpose Block Fiddle

Great all around solution

The Ronstan RF51500 Series 50 All Purpose Block
Fiddle features self-lubricating Acetal polymer sheaves
running on polished stainless steel races that 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.

Ronstan RF51500 Series 50 All Purpose Block Fiddle
Features:

• Exceptionally high working loads
• Low maintenance, long service life
• Self-lubricating sheave
• Captive Lock universal head
• Slotted pin shackle eliminates fouled lines

Ronstan RF51500 Series 50 All Purpose Block Fiddle
Specifications:

• Sheave diameter: 54 + 34 mm
• Max. Rope diameter: 10 mm
• Pin diameter: 5.0 mm
• M.W.L.: 750 kg
• B. L.: 1500 kg
• Weight: 167 g
• Application:
  • 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