Anyone use one of these to train grip?
My wife’s dad had one and I loved it, so I bought one… great for the office.
http://www.dynaflex-intl.com/gyro_info.htm
Just wondering if anyone else uses one.
Anyone use one of these to train grip?
My wife’s dad had one and I loved it, so I bought one… great for the office.
http://www.dynaflex-intl.com/gyro_info.htm
Just wondering if anyone else uses one.