Arm Blaster

An aluminum or fiberglass cast which is held around the neck by a sling and maintains the arms at a 90º angle for curling barbells and 'working' the biceps
References in periodicals archive ?
nurse Lucy Platt with Ethan Hulbert and the Transformers Optimus Arm Blaster.
Fly into action as the evil Decepticon nemesis with this awesome Starscream jet vehicle that easily converts to a launching-dart arm blaster with just one pull.
Arm blasters SKIPPING: It burns 700 calories per hour and works all the major muscle groups in your arms and shoulders.