Brenneke USA provides a range of slug shotgun ammo to suit any application. This Classic Magnum round, in 12 gauge, has a 2-3/4" shell loaded with a 1-1/8 oz lead slug which it fires at 1510 fps. It's a good choice for deer or other medium game. The Classic is the ancestor of all modern shotgun slugs worldwide. Invented by Wilhelm Brenneke in 1898, it has been improved ever since, so that it is still a state of the art slug today. Excellent precision, impressive energy, flat trajectory -you name it, the Classic has it. The Classic Magnum is the perfect balance between stopping power and penetration while still having moderate recoil.