Prohands for Hitting Gripmaster Hand Exerciser with 21-Minute DVD Featuring David Magadan (Medium Tension, 7-Pounds per Finger)
| Country | USA |
| Brand | Touchstone |
| Manufacturer | Simon & Schuster |
| Binding | Paperback |
| ItemPartNumber | 9780671621032 |
| ReleaseDate | 1986-04-29 |
| UnitCount | 1 |
| Format | Illustrated |
| EANs | 9780671621032 |