The Screw-pan-ws-cros,6x1 is the most widely applied product in the JF650-B3 JETSKI 1991 USA CANADA / TS BILGE SYSTEM ( two times ).
A sample from the products for the Bilge System include: Breather, Washer, Tube,breather-bulkhea, Tube,filter-breather.
Of all the components used in this assembly the Tube,breather-bulkhea is the most expensive.