Heavy Duty Gym Sled with HarnessThis Heavy Duty Sled can help build strength and increase your speed during workout training sessions. This crossfit, fitness strength push sled can build strength and help you meet your fitness goals faster and more efficiently. If you want to focus on toning and building leg muscles, you need go no further than our power sled. Always important is building endurance and this exercise sled is exactly what you need to increase cardio strength. The