Double Sheave Box

Seldén Double Sheave Box is a mast or boom service fitting for compatible Seldén spar systems. Aluminium double sheave box with rivits. These sheave boxes are designed to provide smooth and efficient operation for halyards and other lines, ensuring reliable performance in various sailing conditions. It is intended for replacement, maintenance or completion of the corresponding original spar assembly. Because Seldén has used several mast and boom sections over many years, check the existing component, section profile and fixing dimensions before ordering. Where an article number is shown, use it as the primary identifier and do not assume that a visually similar fitting from another spar section will be interchangeable.