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Harken 57mm Carbo Double Ratchamatic Block

Harken 57mm Carbo Double Ratchamatic Block

Product Details

    Technical Description

    The Carbo Ratchamatic® is a load-sensing ratchet block that rolls freely in both directions under low loads and automatically engages the ratchet as loads increase. Shifting between ratchet and light-air modes is seamless. Use the 2634 with a 402 or 403 swivel arm for a versatile two-speed mainsheet system.

    Tech Specs

    Imperial Metric
    Sheave Ø 57 mm 2 1/4 in
    Length 116 mm 4 9/16 in
    Weight 204 g 7.2 oz
    Shackle pin Ø 6 mm 1/4 in
    Maximum line Ø 10 mm 3/8 in
    Maximum working load 340 kg 750 lb
    Breaking load 851 kg 1875 lb

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