The RWS Supermag .177 caliber lead pellet is a heavyweight pellet that is a perfect match for today's hard hitting magnum and PCP air rifles. At 9.3 grains the Supermag is the perfect balance between velocity and weight which means the Supermag flies with maximum energy. RWS Supermag pellets come in a 500 count tin and are manufactured in Germany by RWS.