A forearm-mounted exercise device has a framework provided with a weight supporting bar and a handgrip on a first portion of the framework, and a pair of spaced apart forearm braces on a second portion of the framework. A rotary adjustment arrangement is incorporated in the framework for enabling rotational positioning between the first portion of the framework and the second portion of the framework. A forearm brace adjustment arrangement is disposed on the framework for changing the spacing between the forearm braces on the second portion of the framework.