729 net gauge
Net tension is checked by the special weighted height gauges. You set the height of the net first, the hang the gauge from the middle of the net and adjust the tension so that it just barely touches.
Friendship 729 RITC
729 Net thing, net height measurement and rubber thickness
Tianjin 729 Sports Equipment Co, Ltd. 729 Friendship Table tennis rubber ritc Rodney R.I.T.C developed and produced by Tianjin Rubber Industry Research Institute of China Rodney Rubbers inverted table tennis 729