Ronstan Series 50 High Load Block – Single – Universal Head

$67.00 $49.53

SKU: RON-RF50100HL Category:


Series 50 High Load Block – Single – Universal Head

Ideal for high load applications. Wear resistant sheave material, in lightweight, self lubricating polymer, is suitable for use with rope or wire.Captive Lock™ universal head can be fixed in either of two planes, or free to swivel as required.


  • Exceptionally high working loads
  • Lightweight
  • Cheek cut-outs for easy bearing maintenance
  • Suitable for both rope or wire
  • Captive Lock™ universal head
  • Slotted pin shackle eliminates fouled lines


  • Mainsheet
  • Spinnaker sheets
  • Halyards and other primary applications on boats up to 10M(33′)


  • Nylatron® sheave
  • Grade 316 stainless steel load strap and head fitting
  • Impact and U.V. resistant, fiber reinforced Nylon cheeks

Sheave Ø: 50mm(2″)
Max. Rope Ø: 12mm(1/2″)
Max. Cable Ø:5mm(3/16″)
Max. Pin Ø: 5mm(3/16″)
M.W.L.: 800kg(1,760lbs)
B. L.: 1,500kg(3,310lbs)
Weight: 117g(4.1oz)

Additional information

Weight 0.3 lbs


There are no reviews yet.

Be the first to review “Ronstan Series 50 High Load Block – Single – Universal Head”

Your email address will not be published. Required fields are marked *