The Primary Weapons Systems MK216 MOD 1-M is ideal for shooters looking to suppress their .308. A plethora of customer reviews call this the softest-shooting .308 on the market. The MK216 MOD 1-M has actually been turned down for testing by ammunition companies because of its reputation to eat anything you throw it. Reliability is at its finest with the MK216 MOD 1-M. Features include the reliable PWS long stroke gas piston operating system"" 15.2"" M-LOK handguard"" PWS MK2 lower receiver"" mil-spec enhanced trigger"" PWS enhanced buffer tube"" H2 enhanced buffer and Magpul stock and pistol grip.