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100 mm Aluminum Air Runner® Block 100 mm Aluminum Air Runner® Block
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100 mm Aluminum Air Runner® Block

Part No. 3013
$701.20  In Stock
Sheave Ø (mm)100 mm
Sheave Ø (in)4 in
Maximum line Ø (mm)16 mm
Maximum line Ø (in) 5/8 in
Maximum working load (kg)3402 kg
Maximum working load (lb)7500 lb

Runners® are used on running backstays of offshore boats to adjust mast bend for different wind conditions. Black Magic® Air Runners® are strong, lightweight blocks with extremely free-rolling sheaves. Blocks feature Torlon® roller bearings in a center cage for strength. Heads are offered with parallel/perpendicular shackles. Tangs attach turnbuckles, toggles, and other fittings. No tools required for installation.

Torlon® is a registered trademark of Solvay Advanced Polymers.

Sheave Ø (mm)100 mm
Sheave Ø (in)4 in
Length (mm)157 mm
Length (in)6 3/16 in
Weight (g)495 g
Weight (oz)17.5 oz
Clevis pin Ø (mm)15.9 mm
Clevis pin Ø (in)5/8 in
Maximum line Ø (mm)16 mm
Maximum line Ø (in) 5/8 in
Maximum working load (kg)3402 kg
Maximum working load (lb)7500 lb
Breaking load (kg)6802 kg
Breaking load (lb)15000 lb
DWG: 3013.dwg (open/save)
DXF: 3013.dxf (open/save)
IGS: 3013.igs (open/save)
EPS: 3013.eps (open/save)
High-res JPG: 3013.jpg (open/save)

DO NOT use Harken Equipment for Human suspension.

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