We offer 2 versions of the Mark 1, the Rifleman and the Blue Spader. The Rifleman is chambered in .223 Wylde and the Blue Spader is chambered in 5.56.
MARK 1: RIFLEMAN
Chambered in .223 Wylde with a 16-inch Rosco Manufacturing Purebred stainless-steel barrel with a 1:8 twist and a mid-length gas system. Choose the .223 Wylde option for maximum accuracy. We recommend the Rifleman to anyone who prefers to use hunting or personal defense ammo. The Rifleman is capable of shooting both .223 Winchester and 5.56 very accurately, it is the fusion of both into one. This is the suggested barrel for the Mark 1.