Double Sheave Block for Changing Line | Heavy Duty Aluminum & Steel Line Stringing Pulley

Product Overview

The Double Sheave Block for Changing Line is a professional cable stringing pulley designed for changing the running direction of pilot ropes, steel wire ropes, conductors, and OPGW cables during overhead transmission line construction.

Featuring a robust dual-sheave design, the block provides smooth cable movement while reducing pulling resistance and minimizing cable wear. Manufactured from high-strength steel or lightweight aluminum alloy, it delivers excellent durability and reliable performance under demanding field conditions.

It is widely used by power utilities, transmission contractors, electrical construction companies, and telecommunication installation teams for line stringing, conductor replacement, cable diversion, and maintenance work.

Features

• Dual sheave design for smooth direction changing
• Heavy-duty steel or aluminum alloy construction
• Precision-machined sheaves for low friction
• Suitable for conductor, pilot rope and steel wire rope
• High load-bearing capacity for demanding applications
• Corrosion-resistant galvanized or anodized finish
• Rotating eye or hook connection available
• Stable operation during overhead line construction
• Easy installation and maintenance
• OEM dimensions and customized configurations available

Technical Specifications

Applications

The Double Sheave Block for Changing Line is widely used in:

• Overhead transmission line construction
• Power line stringing projects
• Distribution network installation
• OPGW installation
• ADSS cable construction
• Conductor replacement
• Transmission line maintenance
• Utility infrastructure projects
• Electrical contractor operations
• Renewable energy power transmission projects

Product Advantages

Smooth Direction Change

The dual pulley system changes cable direction efficiently while maintaining stable cable movement.

Reduced Cable Damage

Precision-machined sheaves reduce friction and protect conductor surfaces during pulling operations.

Heavy Duty Construction

Engineered with reinforced steel frames or aluminum alloy bodies for long service life under heavy loads.

Flexible Configuration

Available in multiple pulley diameters, materials, load ratings, and connection styles to suit different project requirements.

Reliable Performance

Suitable for continuous operation in demanding outdoor environments including mountains, substations, and transmission corridors.

Optional Configurations

• Aluminum sheaves
• Steel sheaves
• Nylon sheaves
• Single hook connection
• Swivel eye connection
• Shackle connection
• Different pulley diameters
• Customized rated load
• Custom colors
• OEM logo engraving

Why Choose Our Double Sheave Block?

• Professional manufacturer of transmission line stringing tools
• Strict quality inspection before shipment
• Stable product quality
• Competitive factory pricing
• Fast production and delivery
• OEM & ODM support
• Rich export experience
• Technical support available