Now the most affordable vertical jump tester on the market is available in a convenient wall mounted version! The wall mounted Vertical Challenger easily attaches to the wall for quick use and can be positioned flat against the wall for convenient storage. Measures vertical jump from 4-12 feet. Measure height of the individual, standing arm reach, standing vertical leap and vertical jump from approach. Whether you coach volleyball, basketball, football, or other sports, the Vertical Challenger is easy to use. You will be able to track vertical jumping ability over time allowing you to assess your training methods. Movable arms are placed at 1" increments for accurate measurements.