50 BMG was the biggest rifle. The worst recoil was a 7.5 pound 460 Van Horn. Brutal. And then some.

I guess the M203, 37mm and 40mm grenade launchers i fired count as bigger guns than the 50 BMG but much different application.

Last edited by mart; 08/22/19.
Chronographs, bore scopes and pattern boards have broke a lot of hearts.