Now: $116.95. Was: RC Cartridges manufactured in Italy. RC Shotgun shells are a Clay Shooters Supply EXCLUSIVE. This premium Italian made ammunition is only available in the United States through Clay Shooters... Add to Cart. Quick view. RC 4 Red Shot SuperNik, 12ga, 1oz, 1250FPS, #7.5, Nickel Coated Lead Shot, Low Brass- 25box/10case.