Sellier and Bellot AB357L: Sellier & Bellot\'s Lead Flat Nose ammo is a great choice. It is both economical and precision manufactured by an established European cartridge producer. Developed specifically for cowboy action shooting enthusiasts, Lead Flat Nose projectiles are designed and manufactured to assure superior accuracy, knockdown power for steel plates, and to provide trouble-free function in single action revolvers and lever action rifles. This product is brass-cased, Boxer-primed, non-corrosive, and reloadable.