HarkenHarken 57 mm Single High-Load Footblock (use HAR3220)
Product Description

Black Magic® footblocks carry some of the highest loads imposed by running rigging. The Torlon® rollers on these lightweight, free-running blocks are housed in a center cage, with no contact between bearings. UV-resistant, carbon-black Delrin® balls handle sideloads.

Either metric or imperial flathead fasteners may be used for mounting and are not exposed.

Use for:

Genoas and Spinnakers.

Part Number: 1963

Imperial Metric
Sheave Dia. 2 1/4" 57 mm
Length 3 5/16" 84 mm
Height 1" 25 mm
Weight 4.2 oz 119 gr
Max Line Dia. 7/16" 12 mm
Maximum Working Load 2500 lbs 1134 kg
Breaking Load 5000 lbs 2268 kg
FH Fasteners 4 x 1/4 4 x 6 mm


Harken Blocks
A 9/32" 7 mm
B 7/8" 23 mm
C 2 1/32" 52 mm
D 5/8" 16 mm
E 2 9/32" 58 mm
F 3 5/16" 84 mm
G 15/32" 12 mm

Harken 57 mm Einzige High-Load Fuß Blöcke
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    Code: HAR1963
    Original Price:$166.95
    Price: $135.20
    (You Save: $31.75)

    Quantity in Basket: None
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