https://www.youtube.com/watch?v=HRQ10zvROF8 实用性精度测试是9-Hole Review频道推出的新系列旨在测试枪械在其对应实战距离上的精确性本期测试对象: Mk12 Mod0 SPR(BCM Upper)特殊用途步枪弹药种类: 5.56x45mm 77Gr BTHP Mk12 是由SOCOM下令研制, NSWC Crane Division主导开发的轻型狙击步枪大规模使用M16/...
A Colt "C" stamped upper houses the heart of any Mk12 Mod 1 rifle. We also will have some Colt raised C uppers, if that is preferred. The barrel is an 18" stainless steel Douglas SPR contour barrel, featuring a 1:7 twist capable of stabilizing heavy bullets such as the Mk262 Mod ...