A picture of the SB test upper and some fired brass.
There are 3 cases fired unsuppressed from an LPR upper mixed in.
The rest are from the SB prototype barrel suppressed.
As you can see, they are relatively clean for suppressed.
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Manufacturer
A picture of the SB test upper and some fired brass.
There are 3 cases fired unsuppressed from an LPR upper mixed in.
The rest are from the SB prototype barrel suppressed.
As you can see, they are relatively clean for suppressed.
Black River Tactical
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BRT Covert Comps 5.56, 6X, 7.62
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