<sod>'''[[Goal post]]s''' were standardized in the NFL.  They were to be between 3 to {{convert|4|in|cm}} in diameter, painted bright yellow, with two non-curved supports offset from the goal line, and uprights {{convert|20|ft}} above the crossbar.  In {{nfly|1967}}, the new "[[slingshot]]" goal post was made standard, with one curved support from the ground.  In {{nfly|1974}}, the goal posts were returned to the end line, and the uprights were extended to {{convert|30|ft}} above the crossbar, and to {{convert|35|ft|1}} in {{nfly|2014}}. <eod>
<sod>'''[[Goal post]]s''' were standardized in the NFL.  They were to be between 3 and {{convert|4|in|cm}} in diameter, painted bright yellow, with two non-curved supports offset from the goal line, and uprights {{convert|20|ft}} above the crossbar.  In {{nfly|1967}}, the new "[[slingshot]]" goal post was made standard, with one curved support from the ground.  In {{nfly|1974}}, the goal posts were returned to the end line, and the uprights were extended to {{convert|30|ft}} above the crossbar, and to {{convert|35|ft|1}} in {{nfly|2014}}.<eod>