Replacement bobbin for inflatable life jacket and vests using Halkey Roberts Auto and Auto/Manual Inflators: V85000, V86000, V90000 and V95000. The bobbins do not constitute a complete rearming kit, but work as a substitute if the bobbin on your life jacket or in your kit is damaged. Be sure to check your life jacket and inflation system to match the products needed. Using the wrong components can be dangerous on the water.