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Harken 57mm Narrow Teardrop Mastcollar Block

Harken 57mm Narrow Teardrop Mastcollar Block

Product Details

    Technical Description

    Cruising ESP blocks complement our existing blocks in looks and function, but are simpler in design and construction. Sheaves feature sleeve bearings to handle high static loads and are ideal for halyards or limited purchase systems on cruising boats.

    Tech Specs

    Imperial Metric
    Sheave Ø 2 1/4 in 57 mm
    Length 3 1/2 in 89 mm
    Width 2 5/16 in 59 mm
    Weight 3.3 oz 94 g
    Clevis pin Ø 1/4 in 6 mm
    Maximum line Ø 3/8 in 10 mm
    Maximum working load 1650 lb 748 kg
    Breaking load 3300 lb 1497 kg

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