Dual-Use Stringing Block 5-20KN Aluminum Nylon Sheave

Convertible Sitting/Hanging Block With Quick-Release​

1. Dual-Mode Operation Performance​​

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  Supports both ground sitting and aerial hanging positions

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  Working load limit: 8,000 lbs (3,629 kg) in both modes

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  Smooth transition between operation modes

​​2. Industrial-Grade Construction​​

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  Forged aluminum alloy body (6082-T6)

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  Double-sealed industrial bearings

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  Reinforced stainless steel mounting points

​​3. Advanced Safety Features​​

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  Dual-position locking mechanism

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  Visual load indicators for both modes

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  Overload protection system

​​4. Ergonomic Design Advantages​​

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  40% lighter than conventional steel blocks

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  One-hand mode switching

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  Balanced weight distribution

​​5. Comprehensive Applications​​

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  Ideal for:

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    Transmission line construction

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    Distribution line maintenance

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    Temporary cable installations

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    Emergency repair work

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    Confined space operations

​​6. Low Maintenance Operation​​

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  Self-lubricating bearings

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  Corrosion-resistant materials

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  Minimal moving parts

​​7. Productivity Enhancements​​

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  50% faster setup than single-mode blocks

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  Reduces equipment inventory needs

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  Enables flexible work positioning

​​8. Job Site Ready​​

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  Includes both ground and aerial mounts

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  Protective carrying case

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  Ready for immediate use

​​9. Professional Certifications​​

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  ASTM F2434 compliant

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  CE certified

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  OSHA compliant

​​10. Long-Term Value​​

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  15,000+ operation cycles

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  8-year structural warranty

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  Reduces total equipment costs

​​11. Size Options​​

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  Sheave diameters: 300mm, 400mm, 500mm

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  Cable capacity: 10-50mm diameter

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  Custom configurations available

​​12. Environmental Resistance​​

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  -30°C to +60°C operating range

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  Waterproof construction

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  UV-resistant materials

​​13. User-Friendly Features​​

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  Color-coded mode indicators

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  Quick-release mounting system

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  Integrated tool storage

​​14. Package Contents​​

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  Dual-use block main unit

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  Ground base plate

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  Aerial hanging bracket

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  Operation manual

​​15. Industry Applications​​

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  Power transmission projects

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  Utility maintenance

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  Telecom installations

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  Industrial wiring

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  Municipal services

​​16. Performance Advantages​​

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  Maintains stability in both positions

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  Easy to reconfigure

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  Durable in harsh conditions

​​17. Technical Innovations​​

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  Patented dual-lock system

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  Smart weight distribution

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  Anti-vibration design

​​18. Purchase Options​​

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  Available through utility suppliers

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  Volume discounts

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  Rental programs

​​19. Training Resources​​

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  Setup videos

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  Safety manuals

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  Maintenance guides

​​20. Quality Assurance​​

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  Each unit load tested

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  Serial number traceability

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  1-year performance guarantee

Ningbo Suntech Power Machinery Tools Co.,Ltd.