HARKEN 6in 152mm Narrow Hi-Load Sheave, 694 Shackle Width_11/16" Wide these blocks have self-aligning features

these blocks have self-aligning features to maximize efficiency and reduce wear to both line and block

This 29mm cheek block with a curved base is ideal for mast-mounted turning blocks

Includes fast access front pocket with water resistant zipper and side-mounted accessory loops

The holding power of the 57 mm is as high as 10:1

HARKEN 6in 152mm Narrow Hi-Load Sheave, 694 Shackle Width_11/16" Wide these blocks have self-aligning featuresNarrow high load sheaves in mastheads improve sail handling, and speed sail changes, and allow the use of smaller, lighter halyard winches. Sheaves combine sideload carrying balls with a PTFE composite bushing for radial loads. Note: Special Order Only