THE 5-SECOND TRICK FOR KAC UPPERS

The SR-fifteen E3 MOD 2 series’ five.56mm NATO barrel is manufactured for military services quality longevity, which is cost-free-floated within a URX4 M-LOK handguard. An improved E3 spherical-lug bolt style both enhances functionality and improves bolt lifetime significantly further than the industry regular.* These hold the regular black e3 bo