Harken MKIV Hydraulic Unit 4
Powerful performance packed into a compact, slim profile makes our hydraulic headsail furlers the ultimate in push-button sail control. Perfect for cruisers and performance cruisers, these free-rolling systems fit wire sizes from 12 - 16 mm (1/2" - 5/8"); rod from -30 to -48 or equivalent fiber stays. Parts and service are available around the world. Standard transmission reduces mechanical friction and pressure loss; engages/disengages the motor’s powered and manual gear drive for efficient operation. Worm gear drive prevents backwinding, unloads hydraulic motor when reefed.