Product Description
Harken 80mm Aluminum Element Mastbase Block – Swivel
The Harken 80mm Aluminum Element Mastbase Block delivers premium performance and durability for discerning sailors. Featuring a swivel base, it ensures smooth, friction-reducing line handling, making it perfect for mastbase and deck applications where dynamic movement is essential.
Engineered with Harken’s innovative forged aluminum sideplates and composite sheave, this block strikes the perfect balance between strength and lightweight design. The sideplates are hardcoat anodized for outstanding corrosion resistance in marine environments.
Built around a journal bearing system, the Element series offers reliable performance at a competitive price point, making it ideal for both racing and cruising yachts.
Key Features:
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80mm sheave diameter
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Swivel mastbase block for optimal line alignment
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Forged aluminum sideplates with compound curves for added strength
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Composite sheave resists corrosion
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Hardcoat anodized finish for marine durability
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Proven journal bearing for smooth operation
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Lightweight yet robust construction
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Great value performance in the Harken range
Specifications:
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Sheave Diameter: 80mm
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Maximum Rope Diameter: 16mm
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Pin Diameter: 10mm
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Maximum Working Load: 2200 kg
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Breaking Load: 4400 kg
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Length: 138mm
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Width: 38mm
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Weight: Lightweight for efficient rigging
Applications:
Perfect for mainsheet systems, halyard returns, or control lines at the mastbase on yachts of various sizes.
