SKLZ SpeedSac Variable Weight Sprint Trainer
Build explosive leg drive and speed right off the blocks with the SpeedSac. This variable weight sled allows you to strengthen your lower body muscles by resistance training similar to metal sleds. With three removable weight bags, the SpeedSac allows you to adjust the towing resistance up to 30lbs. 360 degree belt allows for multi-directional training built with durable materials to last over several seasons of training.
Prix
$119.99
chez Canadian tire
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