LanTac specializes in the Design and Manufacture of AR15, M4, M16 Rifles and Accessories. Complete LanTac Raven Rifle available in .223/5.56mm, 300 Blackout, LanTac Dragon Brake 5.56, LanTac Dragon .30 Cal, Rail/Handguard, QD Sight Mounts, LanTac Gen 2 Upper, LanTac Gen 2 Lower.