High Quality Material: Arm wrestling training equipment is made of high quality metal and nylon, high strength, solid and strong. With Carabiner: Arm Finger Forearm Exerciser equipped with heavy duty steel carabiner snap hook for convenient use. Easy to Use: Simply add desired weights to the loading pins for a variety of strength exercises. Application: Biceps training device, upper lifting trainer, hand and arm strength training, home gym workout equipment. Package Included: 1 Arm Wrestling Strap, 1 Loading Pin, 1 x Stainless Steel Carabiner. Specification: Material: Nylon, Metal Size Chart: loading pin: 19.5cmx7.5cm/7.68inchx2.95inch Strap Length: 35cm/13.78inch Package Includes: 1Arm Wrestling Training Strap Note: Please allow slightly errors due to manual measurement and different monitors.