for US Continental orders over $99
Harken GP Catamaran Mainsheet System - Double / Cross Block
Our Part #: HAR400 | Mfr. Part #: 400
Primary Sheave: 76 mm ( 3 in)
Secondary Sheave: 57 mm (2 1/4 in)
Length: 241 mm (9 1/2 in)
Weight: 625 g ( 22 oz)
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.