SKU: 48166 Sunfish / ISCA 2:1 Mainsheet Traveler Blocks, Harken

ISCA Part Number: 48166

Sunfish / ISCA 2:1 Mainsheet Traveler Linked Blocks by Harken reduce friction in the mainsheet system while adding a purchase to make trimming in heavier winds easier. The lower 22mm block features a removable sheave that allows for simple installation on the Sunfish / ISCA traveler wire.

In order to use this block set you must also use a longer mainsheet. Find the complete 2:1 Mainsheet Kit here.

These blocks are now ISCA legal for all levels of ISCA racing.