

Ronstan
Ronstan RF437 59mm x 19mm Acetal Sheave – High Strength Marine Hardware
The Ronstan RF437 Acetal Sheave is engineered for durability and performance in marine environments. With a 59mm diameter and 19mm width, it features a solid acetal construction that offers high strength and low friction. This sheave is UV-resistant and designed to handle rope diameters up to 16mm, making it ideal for various sailing applications.
Ronstan 59mm x 19mm Acetal Sheave RF437 Specifications:
- Bore (mm) 11
- Diameter Ø (mm) 59
- B.L. (kg) 600
- Max. Rope diameter (mm) 16
- Weight (g) 43
- Suits Block Series Series 60 All Purpose
- Width (mm) 19
Specification Details
A (mm) 60
B (mm) 19
C (mm) 11.4