Along with everything needed for installing most gas appliances On/off valve provides easy servicing of appliances or summer shutdown 5 Pieces kit includes: 22" stainless flexible gas connector 1/2"female flare at both ends 1/2" male Flare x 1/2" NPT 1/2" male flare x 3/8" male NPT 1/2" male flare x 3/8" female NPT Brass shut-off valve with 1/2" female NPT x 1/2" male flare Fit for gas logs, garage heaters, gas stoves and wall mounted heaters