Quality ~ Integrity ~ Onsite Service    Phone 978-287-0060 © All Rights Reserved 2012 Northeast East Rigging Systems LLC 277 Baker Avenue Concord, MA 01742  Phone 978-287-0060                            Web Design Stott Marketing Group How can I control heel and get better control with a reefed sail? Harken Mark IV roller reefing  and furling units solve the inefficient shape of reefed sails with independent head and tack swivels.  The independent swivels allow the middle to furl first, flattening the sail and reducing heel. With Harken Mk IV Jib Reefing and Furling Easy Shorthanded Sailing Instead of changing sails, simply furl or unfurl to suit the conditions   Safe and Convenient The ability to reef makes it easy to reduce speed and gain visibility off the bow all from the safety of your cockpit ULTIMATE SAIL CONTROL Tech Tip You can have total sail shape and reefing control from your cockpit by adding ball bearing genoa lead cars to your low friction Harken furling system Quality ~ Integrity ~ Onsite Service    Phone 978-287-0060      North East Rigging Systems LLC