Designed and built for heavy duty service. Stem extends through extension to valve seat located directly behind orifice disc for drip free shutoff and instant operating response. Convenient trigger-lock for continuous spraying. Features: operating pressures up to 200 psi, Trigger handle control: 1/2" NPT or BSPT (F) inlet connections, Exposed packing nut for easy adjustment of packing. Available in aluminum only.