b'Small Boat Furling Components:Multiple stacked races of Delrin or Torlon ball bearings Halyard Swivels roll easily under load.All Harken Small Boat furling components can be purchased individually to mix and match. Systems require a drum and upper swivel. Some are also available as a complete kit. See page 159 for details.Small Boat units are for furling only, not reefing.Upper Halyard Swivels System with hoistable swivel: Harkens high-performance 207HP swivel has needle roller thrust bearings that functionfurled headsail can be raised/smoothly under very high loads required at the top end of sportboat fleets, while matchingloweredthe dimensions of our other 207 unitsmaking an upgrade easy.Standard upper halyard swivels feature multiple stacked races of ball bearings for lowUpper swivelfriction rotation under load. Delrin ball bearings are used for low-load swivels. TorlonHoistable swivelbearings are used in standard and high-load swivels. Shackle or forked tang attachment options are available.HalyardHoistable Halyard SwivelsAn optional hoistable ball bearing halyard swivel can be installed on the headstay so the sail can be raised or lowered without removing the headstay. Swivels are independent of the headstay, which allows the luff to be tensioned separately from the mast rake. Hoistable swivels work along with any standard Harken Small Boat furler.Delrin is a registered trademark of E. I. du Pont de Nemours and Company or its affiliates. UnfurlTorlon is a registered trademark of Solvay Advanced Polymers L.L.C.FurlSystem without hoistable swivel: furled headsail remains on stayUpper swivel162 1878 464164 1880 207 207HP 465 Unfurl482UPPER HALYARD SWIVELS HOISTABLE SWIVELS FurlPin-to-pin Max luff Clevis pin MaximumPart length wire Weight working loadNo. Description in mm in mm in mm oz g lb kg Use with drum Upper Halyard Swivels162Low-load upper swivel2 1/2641/831/46.42.674500227163164Standard upper swivel1/2641/8 1/46.42.674950431165, 477L, 1134 2 3 207High-load upper swivel3 27/3297.43/1655/1689.22612000907208, 493L3 27/32 207HPHigh-performance upper swivel97.43/1655/1686.81932000907208, 493L 1878Standard upper swivel/shackle2 1/2641/831/46.42.777950431165, 477L, 11341880High-load upper swivel/shackle41023/16 5/1689.32642000907208, 493L 5 Hoistable Halyard Swivels464Halyard swivel/hole for 4 mm wire4 3/16 * 124* 5/3245/3242.982810367435, 477L465Halyard swivel/hole for 5 mm wire5 11/16*1443/1653/168.92521190540208, 493L, 1134 * 5 482Halyard swivel/hole for 6 mm wire7 19/32*1931/461/46.416.847730001361478L **Shackle-to-shackle.160'