PER4M Vertical Jump Trainer Color:Default Title Available in three (3) resistance

Available in three (3) resistance levels: 20lb

adding resistance and intensity to your routines

as well as a heavy-duty door attachment that allows you to get in a comprehensive full body strength training workout at home or on-the-go

this gym equipment is robust

giving you balance and durability unmatched in the industry

PER4M Vertical Jump Trainer Color:Default Title Available in three (3) resistancePerfect 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