Product Description

100 mm Black Magic® AirBlocks® are used on offshore boats where weight and performance are critical. They feature free-rolling, large-diameter aluminum sheaves with Torlon® roller bearings housed in a unique center cage. UV-resistant, carbon-black Delrin® balls carry sideloads. Corrosion is minimized by isolating dissimilar metals.

Blocks are Hardkote-anodized and have 17-4 PH stainless headposts and shackles. Easily disassembled. Use it for sheets, halyards, running backstays and control lines.

Part Number: 3266
**Replaces 3022

Imperial Metric
Sheave Dia. - 150 mm
Length 11 1/8" 283 mm
Weight w/Shackle 85.34 oz 2419 gr
Max Line Dia. 1" 25 mm
Maximum Working Load 15000 lbs 6802 kg
Breaking Load 30000 lbs 13605 kg


A 3 3/4" 95 mm
B 5 5/32" 131 mm
C 3 5/8" 92 mm

Includes padeye. Uses hole spacing and base dimensions of 648 padeye.

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Harken 150mm Standup Block
Original Price: $ 1,494.70
Price: $ 1,195.76
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