Really not that difficult. I have done it quite a few times and my avatar is me doing it at Hawthorne. In the mid 80s used the Haskins 50 as a demo gun and fired it standing offhand as well. Have a goodly number of people that have witnessed it as well.
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Hold Hard guys
Rick B.
Knowledge is knowing a tomato is a fruit.
Wisdom is knowing it is great on a hamburger but not so great sticking one up your ass.
Author - Richard.
Experience is what you get right after you need it.
Author unknown.