High-performance%20end%20controls%20allow%20the%20installation%20of%202%3A1%20to%206%3A1%20purchases.%20Designed%20for%20high-performance%2C%20free-running%20systems%2C%20Carbo%20control%20blocks%20with%20Delrin%26reg%3B%20ball%20bearings%20let%20cars%20instantly%20adjust%20and%20release%20under%20load.%20Assemblies%20secure%20to%20track%2C%20eliminating%20additional%20holes.%20Tough%20one-piece%20bases%20and%20cam%20arms%20are%20machined%20from%20a%20single%20piece%20of%20aluminum.%20Compact%2C%20low-friction%20block%20components%20combined%20with%20Cam-Matic%20cleats%20keep%20weight%20minimal.%0D%0ADelrin%20is%20a%20registered%20trademark%20of%20E.%20I.%20du%20Pont%20de%20Nemours%20and%20Company%20or%20its%20affiliates.%0D%0APart%20no.%203197%3A%26nbsp%3B32mm%20Big%20Boat%20End%20Control%20-%20Triple%20Sheave%2C%20Dead%20End%2C%20Set%20of%202%0D%0ASpecifications%0D%0A%0D%0A%0D%0A%0D%0ALength%20(in)%206%203%2F4%20in%0D%0ASheave%20%26Oslash%3B%20(mm)%2057%20mm%0D%0ASheave%20%26Oslash%3B%20(in)%201%203%2F8%2C%202%201%2F4%20in%0D%0ALength%20(mm)%20171%20mm%0D%0AWidth%20(mm)%2057%20mm%0D%0AWidth%20(in)%202%201%2F4%20in%0D%0AMaximum%20line%20%26Oslash%3B%20(mm)%2010%20mm%0D%0AMaximum%20line%20%26Oslash%3B%20(in)%203%2F8%20in%0D%0AMaximum%20working%20load%20(kg)%20680%20kg%0D%0AMaximum%20working%20load%20(lb)%201500%20lb%0D%0ABreaking%20load%20(kg)%201134%20kg%0D%0ABreaking%20load%20(lb)%202500%20lb%0D%0AHeight%20above%20track%20(mm)%2064%20mm%0D%0AHeight%20above%20track%20(in)%202%201%2F2%20in%0D%0AWeight%20for%20pair%20(g)%20918%20g%0D%0AWeight%20for%20pair%20(oz)%2032.4%20oz%0D%0APurchase%205%3A1%20%2F%206%3A1%0D%0A%0D%0A%26nbsp%3B%0D%0A%0D%0A%0D%0AResources%2FReferences%0D%0A%0D%0A%0D%0A%0D%0ANeed%20help%20to%20design%20your%20Harken%20system%20-%20take%20a%20look%20here%20for%20the%26nbsp%3BHarken%20System%20Guides%20and%20Drawings%0D%0ATake%20a%20look%20here%20for%20all%20the%20official%26nbsp%3BHarken%20Support%20Information