Features: Easy installation and convenient to use. The pulley ring is made of special heavy-duty steel, ensure no extra noise during operation. Supports 360 rotation, more flexible. Smooth roller provides great rope traverse. With tear-resistant rubber end and heavy duty nylon braided rope, easy and comfortable to grip. Great for building muscles that grow for your wrist, back, shoulders, forearm, triceps and biceps. Specifications: Material: Plastic / Nylon / Aluminium alloy. Color: Black. Type: type 1 / type 2 / type 3 / type 4 ( optional ). Wire Rope Length: 2 m / 6.56 ft Type1 & Type 3: Packing Size: 34 * 10 * 9 cm / 13.4 * 3.9 * 3.5 in Packing Weight: 1.3 kg - 1.4 kg / 2.9 - 3.1 lb Type2 & Type 4: Packing Size: 35 * 19 * 11 cm / 13.8 * 7.5 * 4.3 in Packing Weight: 2.2 kg - 2.3 kg / 4.8 - 5.1 lb Package List: 1 * Loading Pin 1 * Hanging Strap 3 * Carabiner 1 * Wire Rope 1 * Pulley