PSA A2 UPPER NO FURTHER A MYSTERY

Utilizing an Allen wrench, fasten the bolt into the back on the chassis receiver five/16X18 UNC hole supplied within the chassis. Observe this is a steel t-nut molded while in the stock so be cautious not to cross thread the bolt. Damage to the threads may well disable chassis efficiency.On top of that, the Picatinny rail sections permit for straig