Description: Effective Arm Strength Training: This desktop pulley machine is specifically designed to enhance arm strength, providing an effective workout for your arms, shoulders, and wrists. Ideal for those looking to improve their arm powerPremium and Reliable: Constructed from quality metal materials, this arm strength training tool is sturdy, wear resistant, and built to withstand workoutsEasy Installation: The clamp can be securely attached to most tabletops without causing any damage. It is easy to install and remove, making it convenient for use at home or in the officeVersatile Application: Suitable for both professional athletes and arm strength enthusiasts, this wrist training device is great for bicep training, weightlifting exercises, hand and arm strength, as well as home gym setupsMaterial and Dimensions: Made from iron and aluminum alloy with a tabletop thickness range of 20-65mm. Package includes 1 training device ready to enhance your fitness routine Specification: Material: Iron Aluminum Alloy Size Chart: Table Top Thickness Range: 2cm-6.5cm or 0.79inch-2.56inch Package Includes: 1 Table Pulley Note: Please allow slightly errors 1-2cm or 0.39-0.79inch differences due to manual measurement.