Ronstan RF15174 15mm Pivoting Lead Block – Compact Marine Control Block

The Ronstan RF15174 Pivoting Lead Block features a 15mm sheave and a pivoting base, offering enhanced versatility for redirecting control lines on dinghies, multihulls, and small keelboats. Built with a UV-stabilised acetal sheave and 316 stainless steel cheeks, this block is compact, durable, and highly resistant to corrosion in marine environments.

Its pivoting design allows for line entry at various angles, making it ideal for deck-mounted control lines, fairleads, or halyard leads. Designed for low-load applications, it ensures smooth, low-friction operation and easy line handling in tight rigging setups.

Specifications:

• Sheave Diameter: 15mm

• Maximum Rope Diameter: 5mm

• Material: UV-stabilised acetal sheave, 316 stainless steel cheeks

• Mounting Type: Pivoting base for multi-angle alignment

• Applications: Dinghy control lines, halyard leads, deck-mounted fairleads

• Features: Compact, corrosion-resistant, low-friction and pivoting design

An ideal solution for precise and flexible line management. Available now from Barton Marine NZ, your trusted source for Ronstan sailing hardware and rigging components.