Not suitable for inexperienced ropes course participants. Their zip lines are extremely hazardous…read moredue to the pulley/brake system riders must keep a hand on while riding the line. Our 13 year old son got his finger caught in the brake, which stopped him completely on the line, his full body weight crushing his finger in the pulley. His finger was broken and sliced wide open, resulting in a visit to the emergency room and the hand specialist for surgery. There are plenty of safer, better zipline rigs out there. This company should update its equipment.