SKLZ SpeedSac Indoor/Outdoor Variable-Weight Sprint Trainer
Improve your stride length while maximizing your acceleration and speed with the SKLZ® SpeedSac Indoor/Outdoor Variable-Weight Sprint Trainer. The SpeedSac includes three durable weight bags, each of which can be filled with up to 10 lbs of sand (sold separately) for the ultimate lower-body workout. The weight bags can also be used during lunge walks for additional hamstring and quadriceps strengthening.
- Variable-weight sprint trainer strengthens lower-body muscles and improves speed
- Proven to improve 40-yard dash time and overall speed
- Offers adjustable weight options for variable weight resistance
- Recommended for indoor and outdoor multi-sport training
- Adjustable leash length to accommodate all athletes of any size
- Includes three durable weight bags, each of which can be filled with up to 10 lbs of sand (30 lbs total)
- Sand sold separately
- Model: SAQ-SS01-02
Country of Origin: ChinaWeb ID: 10919577
Rated 4 out of 5 by 3 reviewers.
Rated 3 out of 5 by BLAQQ1 Excited to use! The product failed to state that sand would be needed. I'm sure I'll get tons of great use out of this, but now I have to get ...sand. March 9, 2014
Rated 5 out of 5 by running man running this is a great home exercise equipment i use it and i can run faster thn befor it is durable July 10, 2012
Rated 4 out of 5 by doble a cool beans Speed training everything you have to fill it up your self August 18, 2011
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