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Harken 57mm Single Block w/ Lockoff

HAR6077
$131.95
Harken 57mm Single Block w/ Lockoff
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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 If double stacked, upper block/organizer is two-thirds of listed MWL and breaking load. 57 mm
    Length 2 1/4 in 99 mm
    Weight 3 7/9 in 226 g
    Maximum line Ø 8 oz 16 mm
    Maximum working load 5/8 in 1000 kg
    Breaking load 2205 lb 2000 kg
    Maximum lockoff load 4409 lb 550 kg
    Fasteners 1200 lb 8 FH mm
    A 5/16 FH in 13 mm
    B 1/2 in 55 mm
    C 2 5/32 in 51 mm
    D 2 in 14 mm
    E 9/16 in 57 mm
    F 2 1/4 in 96 mm

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