SOLGW M4-89 13.7 5.56 URG BLEM

Sons of Liberty Gun Works M4-89 Complete Upper, 223 Remington/556NATO, 13.7 Pinned (16 OAL) Combat Barrel, QPQ Finish, Black, 13 M89 M-LOK Handguard, P/W NOX Flash Hider, BLEM (Damaged Package) M489UPPER-13.7-556