SKLZ Speedsac- Adjustable Weight Sled Trainer for Sprinters (10-30 lbs).

Made for genuine competitors, with genuine drive, the SKLZ Speedsac Variable-Weight Sprint Trainer will enable you to accomplish your athletic objectives. Change your weight preparing obstruction with three, 10lb. weight sacs, so you can prepare as per your necessities. Increment opposition extra minutes as your construct more muscle. The agreeable and secure weight belt won’t slip as you enhance the edge and speed of your run. With a customizable chain, it will suit competitors of any size. Utilize the SKLZ Speedsac amid direct, parallel, base position, and split position drills. Expel the weighted packs and use as delicate weights for rushes, squats, or extra hamstring and quadriceps fortifying activities. This weighted sled enables you to enhance perseverance, touchy power, and generally speaking method, while all the while building lower body and center strength.