![Ronstan RF418 Wire Block - Tubular Rivet Head W/nylatron® Sheave - 25mm [1"] Sheave Diameter](https://www.goodsmergeshop.com/wp-content/uploads/2026/06/rf418__68806.1752128198.386.513.webp)
Description
This item is brand-new, factory sealed.
Wire Block – Tubular Rivet Head w/Nylatron® Sheave – 25mm Sheave Diameter
Wire blocks have purpose designed narrow sheaves and grooves.
Applications:
Wire blocks suit halyards, vang and backstay applications
Materials:
- Grade 316 stainless steel cheeks
- Nylatron® sheave
Specifications:
Sheave Ø:25mm(1″)
Max. Cable Ø:3mm(1/8″)
M.W.L:450kg(990lbs)
B.L.:900kg(1,980lbs)
Weight:40kg(1.4oz)
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