Simply connect each fill adaptor to the female painbtball tool fittings, to femal fill station, this is one of the needed items to have in your parts kit.
Specification:
Type: Universal Double male filled fitting
Outer diameter: 8mm
Color: Silver
Material: Stainless steel, reliable and no leakage
Size: 29 × 12mm / 1.14" × 0.47" (L× W)
Rated pressure: 4500 PSI
Application: Suitable for 8MM female convertor
Package includes:
2pcs double male stainless steel quick disconnect plug adapters