... of distribution Mouting Cup: Plain TinplateOuter Gasket:Buna(Laid in)Inner gasket:Buna/Neoprene/ButylStemSeries SMaterial:NylonOrifice:1*0.013 ... spray,start agent,engine cleaning agent,brake cleaning agent,car wax,car polish,tire shine,wheel care,engine care,fabric protectors ... spray,acute relief,snow spray,streamer spray,lighter gas valve and so on. plain tinplate aerosol valve for aerosol cans