PER4M Vertical Jump Trainer Color:Default Title ensures durability and is a

ensures durability and is a perfect addition to your home gym equipment collection

and stability

Available in three (3) resistance levels: 20lb

functional training increases strength

Heavy-duty steel construction provides strength and durability

PER4M Vertical Jump Trainer Color:Default Title ensures durability and is aPerfect for basketball, volleyball, track & field and all manner of athletic and resistance training, this tool maximizes your vertical and horizontal explosiveness by strengthening quads, hips and glutesthe muscles that contribute most to jumping and vertical leap. Increase lower body dynamic strength as a result of adding intensity and consistent positive and negative resistance to jumping, squatting and all manner of lower body drills and