RCBS M500 Magnetic Powder ScaleFeatures Magnetic dampening Leveling foot Ambidextrous design The RCBS M500 mechanical scale provides right or left handed operation and a wealth of big time features at an affordable price. Featuring a proven two poise design that lets you weigh up to 505 grains with + 0. 1 grain accuracy, the M500 also offers RCBS magnetic damping system for fast readings, and maintenance free movement. The tip proof metal pan makes loading easier, and a rugged die