Comfort technology designed easy-pull trigger and comfortable grip provide ease when working long hours. If you have extreme abuse applications, the ST-2305 is up for the challenge with it's handle constructed of impact resistant plastic. Suttner exclusive “easy-pull trigger and comfort grip. Easy opening and holding trigger requires nearly half the effort of the other rear-entry guns. Proper spray angle for optimal positioning of pressure points. Unitized valve for easy repair. Forged brass housing for maximum strength. 5000 PSI maximum 12 GPM maximum flow 300 F. maximum temperature Inlet: 3/8" FPT Outlet: 1/4" FPT