Variable Weight Sprint Trainer

Improve 40-yard dash times, overall speed and explosiveness; Strengthen lower-body muscle groups; Adjust weight options for variable weight resistance; Includes 3 durable weight bags that can each be filled with up to 10 lbs of sand (30 lbs total); Adjustable leash length to accommodate athletes of any size

Variable Weight Sprint Trainer

81xX6Tam74L._SL1500_

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