The Super Vertical Velocity Builder is our larger Model that is designed for athletes needing more platform area for their training. 38" x 51" total size of the platform. (There are 2 pieces 25 1/2" x 28" that need to be bolted together.) 3 bolts comes with the frame that need to be screwed in once you are ready to use it.
The frame is made of steel, durable plywood and a long-lasting carpet is glued onto the wood. Includes a Harness, tow pieces of adjustable 6' super stretch bunji and all necessary hardware. Many of the highest-rated professional football and basketball players in the USA train with this device! Platform weighs 68 lbs. and may need to be weighed down with assistants, dumbbells or bar bells. Made in the USA!