Today received the "T" adaptor to air up the S510 , Now i need an piece that screws on to that adaptor to a male quick connect so it will attach to my fill source . Never ending adaptors !!!
BEST Fittings Fill Valve Upgrade For Air Arms T Bar Type Valves Only
$15.83 , get two incase of a problem , usually takes - 2-3 weeks from the Uk , i did my old 410 and am going to do my 510 when i feel like it , if its a gun you shoot a lot i would do it . you'll be proud of your self for making things better! https://www.bestfittings.co.uk/