Body Solid Push Pull Weight Sled GWS100Weight sleds offer a wide variety of exercises to specifically address the many needs of todays athletes and fitness enthusiasts. They can be pushed, pulled, or dragged to target muscle development, endurance or aerobic training. Weight sleds offer a variety of functional exercises designed to work your quadriceps, hamstrings, anterior & posterior chain and more! Body Solids GWS100 Weight Sled features a durable heavy gauge solid steel mainframe.