Q LLC. BARREL-FIX-308-16 The FIX .308 Win 16" 1:10 Twist Light Profile Bbl AssemblyThe Q LLC FIX .308 Win 16" 1:10 Twist Light Profile Barrel Assembly BARREL-FIX-308-16 is a specific configuration designed for the FIX rifle. Q LLC BARREL-FIX-308-16 features a .308 Winchester caliber a 16-inch length and a 1:10 twist ratio. The light profile indicates a focus on a lightweight design potentially offering improved handling and maneuverability. This assembly is likely part of Q LLC's modular system allowing users to easily interchange barrels without the need for a gunsmith.The FIX rifle by Q LLC is characterized by its modular design enabling users to easily swap calibers and barrel lengths without requiring the assistance of a gunsmith. The rifle features Q LLC FIX Barrels made from durable and lightweight stainless steel enhancing its overall strength and performance.