Lightweight, low-friction wire blocks carry wire halyards and high-strength control lines on boats of all sizes.
Specifications:
Sheave: 25mm / 1in.
Weight: 28g / 1oz.
Shackle pin: 5mm / 3/16in,
Maximum wire: 2mm / 3/32in.
Maximum line: 4mm / 5/32in.
Maximum working load: 454kg / 1000lb
Breaking load: 907kg/ 2000 lb
The Harken 25mm Wire Block with Shackle is an essential component for boat rigging, designed to handle wire halyards and control lines efficiently. Crafted with lightweight materials, this wire block provides smooth operation with minimal friction, ensuring reliable performance on boats of all sizes. Its compact design and durable construction make it ideal for various sailing applications, from small sailboats to larger vessels. The block features a robust shackle with a 5mm pin, facilitating secure attachment to your rigging system. It supports wire diameters up to 2mm and line diameters up to 4mm, offering versatility for different setup requirements. With a maximum working load of 1,000 pounds and a breaking load of 2,000 pounds, this component provides safety margins suitable for demanding sailing conditions. Installation is straightforward, and its lightweight design, weighing only about 1 ounce, minimizes added weight aloft. Whether upgrading existing rigging or configuring new setups, the Harken 25mm Wire Block with Shackle ensures smooth operation and long-lasting durability in marine environments. This product is suitable for sailors seeking reliable hardware to optimize control line management and improve boat handling efficiency. It conforms to industry standards for strength and safety, making it a trusted choice for both recreational and competitive sailing. Invest in quality marine hardware with the Harken 25mm Wire Block, designed to meet the rigorous demands of sailing while providing ease of use and dependable performance.
Features:
Sheave diameter: 25mm (1 inch) for smooth line guiding
Lightweight construction: weighs only 1 ounce for minimal weight addition
Shackle pin size: 5mm (3/16 inch) for secure attachment
Supports wire diameter: up to 2mm (3/32 inch)
Supports line diameter: up to 4mm (5/32 inch)
Maximum working load: 454kg (1000lb) for safe operation
Breaking load: 907kg (2000lb) for durability under stress
Corrosion-resistant materials suitable for marine environments
Easy to install with compatible shackle design
Versatile use for rigging, halyards, and control lines
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