Run a few round through a 45.70 with a brass butt-plate.
That will make the .50BMG feel smooth!
First round, concentrate on hitting the Earth in front of the target as this will get you prepared. It is a shove not a kick. The next round you will be ready and shoot at the X.
Belt and suspenders are highly recommended.
Ive shot 50 bmg before but not as a scoped rig.
Yer right, feel it an walkit in