this is a flexible copper pipe connector 17.5" end to end.....main use is for water softeners but will work for water heaters also if the connectors will work.................it is a 3/4" female to 1" female connecting pipe..................does not looked used but it may have been at 1 time..not sure so saying used...............very good condition.........flexible if bent with firm pressure.......all intl shipping will be refunded to the lowest price with tracking for your country........send a message for an exact quote.......