![[HK-383] HARKEN Two-Speed Mainsheet Self-Contained System 4:1/8:1](http://www.yachtparts.com.au/cdn/shop/products/383_58b985ad-1437-47ed-a8f0-0adf824a7e9b_1024x1024.png?v=1554366982)
![[HK-383] HARKEN Two-Speed Mainsheet Self-Contained System 4:1/8:1](http://www.yachtparts.com.au/cdn/shop/products/383_58b985ad-1437-47ed-a8f0-0adf824a7e9b_480x480.png?v=1554366982)
Harken® gross-trim/fine-tune mainsheet systems are easy to install and use. These optimized systems decrease overall line clutter because they use less line than traditional gross-trim/fine-tune systems.
Harken® gross-trim/fine-tune mainsheet systems are easy to install and use. These optimized systems decrease overall line clutter because they use less line than traditional gross-trim/fine-tune systems.