Replacement Bobbin *3-Pack3 Pack Halkey-Roberts compatible water-activated bobbins. Replacement bobbins for inflatable life jackets 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.Features: Replacement bobbin for inflatable life jackets and vests using Halkey Roberts Auto and Auto/Manual Inflators: V85000, V86000, V90000, and V95000 Bobbins are good for five years from the manufacturer&';s date It is recommended to change the recreational use of bobbins every 3 years. Includes 3 Bobbins The expiration date is printed on the Bobbin Assembly