b'MKIV MKIV OceanTypical boat size 6.5 - 24.4 m (22\' - 80\') 6.5 - 18.3 m (22\' - 60\') Wire headstay diameter range 4 -16 mm (5/32" - 5/8") 4 - 12 mm (5/32" - ")Rod headstay diameter range -4 to -48 (4.37 - 14.3 mm) -4 to -30 (4.37 - 14.3 mm)Sailor Racer (split drum can be removed) Non-Racer/CruisingShape Aerodynamic Foil Round FoilSwivel Double at head and tack Single at head and tackSizes Five models (0 - 4) Four models (0 - 3)MKIVMKIV MKIVOceanMKIV OceanImproved sail shape and boat control Split drum removesDouble and single-groove foilsI ndependent halyard and tack swivels furleasily for racing (MKIV) offer smooth sail handlingsail center before head and tack for Line guard and spool remove easily Precision-extruded, double-groove (MKIV)improved sail shape when reefed (MKIV).for use with full-hoist sails. and single-groove (MKIV Ocean) foils for Both MKIV and MKIV Ocean have a light- smooth sail handling.weight aluminum halyard swivel saving Stainless steel feeder allows fast single- weight aloft to reduce pitching and heeling. handed hoist and sail changes (MKIV). Black-anodized foils (MKIV) andclear-anodized foils (MKIV Ocean).Halyard deflectorLead block kitFoil Toggle assembly connectorsMKIV MKIV OceanDesigned for easy installation Accessories Easy to maintain Small outside drum dimension fits Lead block kit: Easy-to-mount ball Bearings require no lubrication or narrow bows or belowdeck. bearing blocks lead line aft; fit 25 mmisolating seals. C-shaped open connectors with(1") stanchions.low-friction plastic isolators easily Halyard deflector: Install above the foil slip onto headstay wire and into foil. to prevent halyards from wrappingDrum assembly fits over existingaround the foil when furling.turnbuckle allowing easy length adjustment. Harken toggle assembly accepts standard turnbuckle using swage, rod, Norseman, or STA-LOK terminals. Eye-jaw toggle flips for fork or tang chainplate installation.Stainless steel link plates raise the drum and fit over existing turnbuckle, resist scratches, Torlon is a registered trademark of Solvay Advanced Polymers L.L.C. and can be easily repolished.STA-LOK is a registered trademark of STA-LOK Terminals. 175'