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    Harken 2631 57mm Carbo Quad Block
    Harken 2631

    57mm Carbo Quad Block

    The Harken 2631 57mm Carbo Quad Block, sold at Harken's advertised price by One Design Rigging, an authorized Harken dealer. Ships in about 3 business days.

    $213.95List $242.85

    Ships in about 3 business days, plus transit.

    Returns within 30 days of delivery. Returns and exchanges

    Part number
    2631
    UPC
    097653119432
    Harken catalogue
    Page 23

    Harken 2026 catalogue, page

    Open the whole catalogue (PDF)
    Family
    Small Boat and Midrange

    Specifications

    Sheave diameter
    57 mm2 1/4 in
    Length
    121 mm4 3/4 in
    Weight
    340 g12 oz
    Shackle pin diameter
    6 mm1/4 in
    Max line diameter
    10 mm3/8 in
    Max working load
    1080 kg2380 lb
    Breaking load
    2270 kg5000 lb

    From the Harken 2026 catalogue.

    CAD drawings
    End view (DWG) Side view (DWG)

    Goes with 2631

    Harken 001 2.25" Single Block
    001 2.25" Single Block $64.95List $74.10 Ships in about 3 days
    Harken 046 1.75" Dinghy Through Deck Block with Coverplate
    046 1.75" Dinghy Through Deck Block with Coverplate $65.95List $75.00 Ships in about 3 days
    Harken 086 Triple Bullet Block
    086 Triple Bullet Block $76.95List $87.35 Ships in about 3 days
    Harken 047 2.25" Through Deck Block with Coverplate
    047 2.25" Through Deck Block with Coverplate $77.95List $88.20 Ships in about 3 days

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