This can be done using dumbbells or a barbell. Since the lever arm is the longest in this exercise when the humerus is parallel to the floor, the isometric is performed in that position.
It never ceases to amaze me how trainees like to talk two and a half times their actual size. Only in the gym will complete newbies rant about their Ronnie Coleman-like genetics before even entering their first Mr. Akron contest.