Hit-Air? Key Ball B (Fits Kids¡¯/VH/Pro/Advantage/Pro Max/Advantage Max/Advantage H2)

Hit-Air? Key Ball B Type fits?Hit-Air Advantage Kids, Hit-Air Pro Kids, Hit-Air Advantage, Hit-Air Pro Plus, Hit-Air Pro Max, Hit-Air Advantage Max and Hit-Air Advantage H2.?A key ball and a buckle type female connector to connect and disconnect with a buckle type coiled wire. Use as the replacement for the damaged or lost set.?