JML Spin Gym Enjoy an intense arm workout without going to the gym with the JML Spin Gym. It's a strong, stretchy cord which creates up to 20lbs of resistance with each pull, helping to tone and strengthen your arms, chest, back and shoulders. There's no need for bulky machinery because it's small enough to keep in your bag and use anywhere, whether you're at home, at work or on your travels. 20lbs of resistance Includes carry case, Basics & More DVD, instructions and quick-start guide Download instructions
