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Harken
Harken 57 mm High-Load Block w/ Swivel Becket
    Code: HAR1959
    Original Price:$219.85
    Price: $151.70
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    Product Description

    Use 57 mm Black Magic® AirBlocks® on offshore boats. These strong, lightweight blocks are sculpted aluminum, with Torlon® rollers and carbon-black balls for strength and UV protection. Rollers are housed in a unique center cage and are isolated for less friction. Blocks feature a three-way head system and come in high- and low-load configurations.

    Use for:
    Sheets, Halyards, Running backstays and Control lines.

    Part Number: 1959


    Specifications
    Imperial Metric
    Sheave Dia. - 57 mm
    Length 5 1/2" 140 mm
    Weight w/Shackle 5.5 oz 155 gr
    Shackle Pin Dia. 1/4" 6 mm
    Max Line Dia. 7/16" 12 mm
    Maximum Working Load 2500 lbs 1134 kg
    Breaking Load 5000 lbs 2268 kg

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