Sunday is GunDay: RM277 6.8mm Bullpup Rifle
Earlier this week I published a Reloading Press article on the .277 SIG Fury, a proprietary high-pressure cartridge whose case is constructed in three pieces to handle the colossal 80,000 psi that is needed to meet the latest US Army requirement to fling a 135 grain, 6.8mm projectile out of a 16″ barrel at speeds…