Control Block Single with Stainless Steel Sheave

Reliable Line Control

The Lewmar Control Block Single with Stainless Steel Sheave is designed to deliver dependable, smooth handling of control lines in demanding onboard environments. Ideal for applications where durability and consistent performance are critical it provides precise line management for cruising and performance sailing systems alike.

Stainless Steel Sheave Design

Fitted with a precision-engineered stainless-steel sheave, the block is specifically suited to applications involving higher loads or wire-reinforced ropes. The stainless-steel sheave offers excellent resistance to wear and deformation, ensuring reliable performance and consistent rope alignment over extended service periods.

Robust Marine-Grade Construction

Manufactured from durable, marine-grade materials, the Control Block Single is built to withstand continuous exposure to saltwater, UV, and mechanical load. The combination of corrosion-resistant components and high-quality construction delivers long-term strength, dimensional stability, and dependable operation in harsh marine conditions.

Smooth, Consistent Performance

Designed to minimise friction while maintaining controlled rope movement, the block provides predictable, responsive performance during trimming and easing. The hard-wearing sheave promotes efficient load transfer and smooth running, helping preserve rope integrity and reduce maintenance demands.

Installation & Application

Well-suited to control lines, wire-reinforced systems, and fine-adjustment applications, the Lewmar Control Block Single with Stainless Steel Sheave integrates easily into both new builds and professional refits. Its robust specification makes it a practical choice for sailors seeing durability and reliability, backed by Lewmar’s proven deck-hardware expertise.