Arm Wrestling Equipment Anchored Power Twister - for Forearms Biceps Shoulders Chest Workout

This arm exercise machines is a great practice tool to dominate family at the next arm wrestling match at Christmas. It’s good to work on arm wrestling techniques and good workout overall for Biceps, Forearms, Chest. If you don’t have someone to practice with often or even if you do this is a great addition.Note: USE ON SMOOTH, GROUNDED SURFACES ONLY 1. For safety reasons, do not use this product in glass table or other fragile tables. 2. Please make sure the suction cup and table are clean before install. 3. In order to enhance the adsorption force, please press the four corners of the base against the table. 4.In addition, can also add water，drain the air.