The CAP 28-inch Curl Bar with Revolving Hanger is made of solid steel and is specifically angled to target your bicep and triceps muscles. This revolving cable attachment connects to your home gym or Smith Machine and allows for unrestricted movement during exercise. The CAP 28-inch curl bar is made of solid steel , high polished chrome finish with knurled hand grips to prevent your hands from slipping while building and strengthening your upper body. Attach it to your home gym and get started on working all the muscles in your arms for a toned look.