Ronstan Single Lead Block - 19mm (3/4") Sheave Diameter

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Single Lead Block - 19mm(3/4") Sheave Diameter

Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers.

Typically used in dinghy spars for control lines


  • U.V. stabilized Acetal sheave
  • Grade 316 stainless steel load housing

Sheave Ø:t19mm(3/4")
Max. Rope Ø:t8mm(5/16")
Fastener Ø:t5.0mm(3/16")
B. L.:t550kg(1,100lbs)