Harken 40mm All-Purpose Single Block – High Load Sailing Pulley

The Harken 40mm All-Purpose Single Block delivers smooth, efficient performance for a wide range of sailing and marine applications. Designed for high static and dynamic loads, this compact block is ideal for control lines, sheets, and halyards on performance sailboats and cruising yachts.

Featuring Harken’s precision-engineered sheave and low-friction bearings, it ensures reliable operation even under demanding marine conditions.

High-load 40mm single block

Smooth-running sheave for reduced friction

Lightweight yet durable construction

Designed for moderate to high static and dynamic loads

Ideal for control lines, sheets, and trimming systems

Marine-grade materials for long-term corrosion resistance

Applications

Sailing yachts

Performance sailboats

Control line systems

Halyards and sheets

Deck hardware setups

🔹 TECHNICAL SPECIFICATIONS

Sheave Diameter: 40 mm

Block Type: Single

Bearing Type: High-load bearing system

Material: Marine-grade composite and stainless steel components

Application: Sailing and marine rigging

🔹 SHIPPING & COMPLIANCE NOTE

This product is designed for marine and sailing applications.
Installation should be performed by qualified personnel where required.
International shipments may be subject to customs regulations.