What's in the Box Q The Fix 308 Winchester Bolt-Action Rifle (1) 10-Round Magazine Cable Lock Owner's Manual The Fix by Q is the biggest step forward in bolt-action rifle innovation since 1962, and is the foundation of what the Q company believes in science and innovation. It is compatible with SR-25 mags. Firearm Specifications Manufacturer: Q Model: The Fix Caliber: 308 Winchester Barrel Length: 16" Threaded Twist Rate: 1:10" Finish: Black / Gray / Blue Accents Capacity: 10 Rounds