THE DEFINITIVE GUIDE TO KNIGHTS ARMAMENT SR-15 16 UPPER

The SR-fifteen E3 MOD 2 collection’ 5.56mm NATO barrel is created for navy grade longevity, and it is absolutely free-floated within a URX4 M-LOK handguard. An improved E3 spherical-lug bolt structure both enhances purpose and raises bolt daily life considerably beyond the market typical.As a result, In this particular latter situation an extra e