Mark,
What are you going to use it for and will this be your first AR-15? As Gimp has said previously pistons solve a problem that doesn't exist. The biggest advantage to them is that they are easier to suppress. After that its personal preference.
Mark,
What are you going to use it for and will this be your first AR-15? As Gimp has said previously pistons solve a problem that doesn't exist. The biggest advantage to them is that they are easier to suppress. After that its personal preference.
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