Blocks - Hercules Aluminium 57MM

The Hercules Aluminium 57MM Block is engineered for strength, durability, and maximum load handling in the toughest sailing and marine conditions. Designed for performance-driven sailors, this block features a robust aluminium body and a large 57mm sheave that delivers smooth, low-friction operation even under high loads.

Ideal for sheets, halyards, and control lines on keelboats, racing yachts, and offshore cruisers, the Hercules Aluminium Block ensures superior rope handling and dependable strength. Its lightweight yet sturdy aluminium construction resists corrosion, UV damage, and harsh marine elements.

## Features##

Features

• 57mm sheave diameter for handling larger lines and heavier loads
• High-strength aluminium construction for superior durability and corrosion resistance
• Precision ball bearing system provides smooth, low-friction rope handling
• Suitable for sheets, halyards, and control lines on keelboats and offshore vessels
• Lightweight and compact design for easy installation and maintenance
• Built to withstand saltwater, UV exposure, and heavy use in demanding marine environments

## Features##

## Specifications##

Specifications

• Series: Hercules Aluminium
• Sheave Diameter: 57mm
• Material: High-grade marine aluminium
• Bearing Type: Precision ball bearing
• Applications: Sheets, halyards, control lines
• Suitable For: Keelboats, racing yachts, offshore cruising vessels
• Resistance: UV, saltwater, corrosion-resistant

## Specifications##