Goal post  net supports 'D' shapedin tubular aluminium for use with ITSA GOAL aluminium 115mmx100mm oval socketed goalposts. Fast and easy to assemble pre-match at the time of fixing the nets. They are designed to make it easy to remove the supports after the game so as to prevent vandalism. Sold in a set of four which is enough for one pitch. The net support can be used on full size 24'x8' adult goals, 21'x7' , 16'x7' youth goals. (It is not necessary to use these net supports if you use net supports poles in conjunction with box shaped nets) Note : in order to meet the goal post safety standard and in accordance with law one of the game, nets must be supported horizontal at the top to stop entrapment of goalkeepers and players and to allow the ball into the goal under the crossbar without obstruction. Different depths dependent on the size of goal.