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57 mm Aluminum Low-Load Triple Block —Swivel 57 mm Aluminum Low-Load Triple Block —Swivel
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57 mm Black Magic

57 mm Aluminum Low-Load Triple Block —Swivel

Part No. 1954
$466.75$139.99  Limited Quantities In Stock
Sheave Ø (mm)57 mm
Sheave Ø (in)2 1/4 in
Maximum line Ø (mm)12 mm
Maximum line Ø (in) 7/16 in
Maximum working load (kg)2200 kg
Maximum working load (lb)4850 lb

With high strength-to-weight ratios and free-rolling, high-load roller bearings, these versatile blocks are the workhorses of the Harken line.

Sheave Ø (mm)57 mm
Sheave Ø (in)2 1/4 in
Length (mm)132 mm
Length (in)5 3/16 in
Weight (g)375 g
Weight (oz)13.2 oz
Shackle pin Ø (mm)8 mm
Shackle pin Ø (in)5/16 in
Maximum line Ø (mm)12 mm
Maximum line Ø (in) 7/16 in
Maximum working load (kg)2200 kg
Maximum working load (lb)4850 lb
Breaking load (kg)4400 kg
Breaking load (lb)9700 lb
DWG: 1954.dwg (open/save)
DXF: 1954.dxf (open/save)
IGS: 1954.igs (open/save)
EPS: 1954.eps (open/save)
High-res JPG: 1954.jpg (open/save)

DO NOT use Harken Equipment for Human suspension.

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