NEW-Adjustable Vertical Jump Tester GY78202

Adjustable Vertical Jump Tester Floor Standing High Jump Training Equipment Indoor Outdoor Sports Fields Portable Vertical Jump Trainer with Telescopic Reset Rod B-170-320Cm, A,360cm Adjustable Measuring Height Vertical jump meter can measure vertical jump from 1.7m to 3.2m/1.7m to 3.6m (5.6ft to 10.5ft/5.6ft to 11.8ft) with a moving wing that moves in 1cm increments for precise jump measurement and allows You track your progress. Efficient Training Vertical Jump Trainer - Vertical jump trainer with retractable reset rod for instant reset saving time. Help coaches challenge at multiple levels continuously increase vertical jumping ability and break new records. So as to obtain better smashing ability. Ideal tool for volleyball and basketball training. Accurate Measurement The vertical j...