[HK-3229] HARKEN 57 mm Aluminum Low-Load Block — Swivel, Becket

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Description

[HK-3229] HARKEN 57 mm Aluminum Low-Load Block — Swivel, BecketBlack Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free running, powerful performers are used for sail controls that see lots of action: mainsheet, runner, halyard, and spinnaker systems. A center cage keeps Torlon roller bearings separated and parallel to reduce friction. Shackle blocks lock in two directions or swivel to keep line from twisting. Low load blocks have red isolators. They use

hardcoat-anodized aluminum sheave

Designed for strength and durability

is easier to install

Sold separately

The quick-release modular T-fitting allows the bottom unit to handle code zero as well as asymmetric sails

Use Big Boat deck organizers to lead multiple lines aft to halyard stoppers or winches

Low-friction ball bearing tack swivel allows the upper part of the sail to furl first

Small Boat Flip-Flop blocks pivot around the line axis to keep line close to the deck

Compact design reduces weight aloft

immediately transferring torque to the head swivel without unwanted corkscrewing delaying the response

A swivel shackle attaches to the traveler

lowering the tack height for maximized sail area