HarkenHarken 57 mm High-Load Block w/ Swivel (discontinued, use HAR3215)
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: 1958

Imperial Metric
Sheave Dia. - 57 mm
Length 4 11/16" 119 mm
Weight w/Shackle 5 oz 142 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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    Code: HAR1958
    Original Price:$180.40
    Price: $124.50
    (You Save: $55.90)

    Quantity in Basket: None
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