Use THIS to Build Bigger Biceps! (Arnold Used One…Should You?)

Hawk Arm Blaster;
https://amzn.to/3g8YsQj

Your Trainer, Mr America & Natural Mr Universe John Heart demonstrates his use of the Arm Blaster. Arnold Schwarzenegger and the golden era bodybuilders popularized the Arm Blaster but its not been so popular in recent years.
Is it useful?
Will it build bigger biceps?
Can you get a better biceps workout with it?
Mr America Heart has answers.