Gauging interest in my rare upper. LWRC 6.8 Personal security detail (PSD) upper 8.5” short piston stroke with Surefire brake/ Suppressor adapter
less than 500 rds through it. Comes complete with LWRC flip up sights
Has some mating pin marks
I have about 100rds of mixed SD 90 to 115 weight ammo for local
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