Spring Roll Back Hurdle Senior is constructed from 20mm square steel tube powder coated frame, upright from 22mm aluminium tube Crossbar protected with soft sleeve which, when struck, pivots forward Heavy flat bar feet are made of steel to ensure stability Automatically springs back into original position and is ideal for training or school use Height selection by snap locking method, 5 settings: Senior 76cm-106cm Senior 7.683kg (suitable for age group 15+years)