1050.00 Black creek labs mrx bison scout 5.56 Peterborough Mar 24, 2024 - 4:47 PM Daryl Hannah BCL mrx bison scout chambered in 5.56 nato,upgraded firing pin kit installed at black creek labs . 12. 5 in barrel factory muzzle brake, 4-16 x40 illuminated tracer scope , bi pod and 2, 20 round mags.