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Harken 57 mm Aluminum Double Block — Swivel, Becket

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RRP: $387.45
$340.96 (You save $46.49)
2.00 LBS
Usually ships with in 24 hours
Calculated at checkout

 Product Description

Part No. 3218

The entire line of Black Magic® AirBlocks® has been redesigned with a sleek new look. Their unique, performance-packed engineering remains exactly the same. These strong, lightweight blocks feature free-rolling high-load Torlon® roller bearings for a high strength-to weight ratio.

Like all AirBlocks®, the three-way head swivels/locks in front/side positions. Blocks are easily disassembled with a single hex wrench.

Sheave Ø (mm)57 mm

Sheave Ø (in)2 1/4 in
Length (mm)152 mm
Length (in)6 in
Weight (g)352 g
Weight (oz)12.43 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)1633 kg
Maximum working load (lb)3600 lb
Breaking load (kg)3267 kg
Breaking load (lb)7200 lb

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