IronMind Titan's Telegraph Key™Thumbs up for pinch grip power! Put the Titan's Telegraph Key in your arsenal for weapons grade thumb and finger strength. Get the advantage of training your thumb and four fingers through the full range of motion. Minimize overuse problems such as tennis elbow or discomfort associated with playing a musical instrument. Load up the 5" loading pin with standard plates (not included), put your thumb on one handle and any combination of your remaining